Home / 48,539.96-66,987.30-27,320.60

Finding the Fourth Proportional to 48,539.96, 66,987.30 and 27,320.60

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Solution

The fourth proportional to 48,539.96, 66,987.30 and 27,320.60 is: 37,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,539.96 : 66,987.30 = 27,320.60 : x
  2. Step 2: Convert to fraction form
    48,539.96/66,987.30 = 27,320.60/x
  3. Step 3: Cross multiply
    48,539.96x = 66,987.30 × 27,320.60
  4. Step 4: Simplify right side
    48,539.96x = 1,830,133,228.38
  5. Step 5: Solve for x
    x = 1,830,133,228.38/48,539.96
  6. Step 6: Final answer
    x = 37,703.64

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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.