Home / 39,320.10-54,280.13-25,181.01

Finding the Fourth Proportional to 39,320.10, 54,280.13 and 25,181.01

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Solution

The fourth proportional to 39,320.10, 54,280.13 and 25,181.01 is: 34,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,320.10 : 54,280.13 = 25,181.01 : x
  2. Step 2: Convert to fraction form
    39,320.10/54,280.13 = 25,181.01/x
  3. Step 3: Cross multiply
    39,320.10x = 54,280.13 × 25,181.01
  4. Step 4: Simplify right side
    39,320.10x = 1,366,828,370.43
  5. Step 5: Solve for x
    x = 1,366,828,370.43/39,320.10
  6. Step 6: Final answer
    x = 34,761.57

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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.