Home / 40,254.43-55,551.32-25,155.87

Finding the Fourth Proportional to 40,254.43, 55,551.32 and 25,155.87

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Solution

The fourth proportional to 40,254.43, 55,551.32 and 25,155.87 is: 34,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,254.43 : 55,551.32 = 25,155.87 : x
  2. Step 2: Convert to fraction form
    40,254.43/55,551.32 = 25,155.87/x
  3. Step 3: Cross multiply
    40,254.43x = 55,551.32 × 25,155.87
  4. Step 4: Simplify right side
    40,254.43x = 1,397,441,784.25
  5. Step 5: Solve for x
    x = 1,397,441,784.25/40,254.43
  6. Step 6: Final answer
    x = 34,715.23

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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.