Home / 40,057.20-60,003.80-22,490.16

Finding the Fourth Proportional to 40,057.20, 60,003.80 and 22,490.16

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Solution

The fourth proportional to 40,057.20, 60,003.80 and 22,490.16 is: 33,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.20 : 60,003.80 = 22,490.16 : x
  2. Step 2: Convert to fraction form
    40,057.20/60,003.80 = 22,490.16/x
  3. Step 3: Cross multiply
    40,057.20x = 60,003.80 × 22,490.16
  4. Step 4: Simplify right side
    40,057.20x = 1,349,495,062.61
  5. Step 5: Solve for x
    x = 1,349,495,062.61/40,057.20
  6. Step 6: Final answer
    x = 33,689.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.