Home / 48,020.50-66,268.89-27,878.23

Finding the Fourth Proportional to 48,020.50, 66,268.89 and 27,878.23

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Solution

The fourth proportional to 48,020.50, 66,268.89 and 27,878.23 is: 38,472.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,020.50 : 66,268.89 = 27,878.23 : x
  2. Step 2: Convert to fraction form
    48,020.50/66,268.89 = 27,878.23/x
  3. Step 3: Cross multiply
    48,020.50x = 66,268.89 × 27,878.23
  4. Step 4: Simplify right side
    48,020.50x = 1,847,459,357.26
  5. Step 5: Solve for x
    x = 1,847,459,357.26/48,020.50
  6. Step 6: Final answer
    x = 38,472.31

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.