Home / 48,429.48-66,784.74-29,555.40

Finding the Fourth Proportional to 48,429.48, 66,784.74 and 29,555.40

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Solution

The fourth proportional to 48,429.48, 66,784.74 and 29,555.40 is: 40,757.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,429.48 : 66,784.74 = 29,555.40 : x
  2. Step 2: Convert to fraction form
    48,429.48/66,784.74 = 29,555.40/x
  3. Step 3: Cross multiply
    48,429.48x = 66,784.74 × 29,555.40
  4. Step 4: Simplify right side
    48,429.48x = 1,973,849,704.60
  5. Step 5: Solve for x
    x = 1,973,849,704.60/48,429.48
  6. Step 6: Final answer
    x = 40,757.19

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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.