Home / 40,772.83-56,242.61-25,641.49

Finding the Fourth Proportional to 40,772.83, 56,242.61 and 25,641.49

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Solution

The fourth proportional to 40,772.83, 56,242.61 and 25,641.49 is: 35,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,772.83 : 56,242.61 = 25,641.49 : x
  2. Step 2: Convert to fraction form
    40,772.83/56,242.61 = 25,641.49/x
  3. Step 3: Cross multiply
    40,772.83x = 56,242.61 × 25,641.49
  4. Step 4: Simplify right side
    40,772.83x = 1,442,144,321.89
  5. Step 5: Solve for x
    x = 1,442,144,321.89/40,772.83
  6. Step 6: Final answer
    x = 35,370.23

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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.