Home / 53,419.32-73,717.20-29,545.20

Finding the Fourth Proportional to 53,419.32, 73,717.20 and 29,545.20

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Solution

The fourth proportional to 53,419.32, 73,717.20 and 29,545.20 is: 40,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,419.32 : 73,717.20 = 29,545.20 : x
  2. Step 2: Convert to fraction form
    53,419.32/73,717.20 = 29,545.20/x
  3. Step 3: Cross multiply
    53,419.32x = 73,717.20 × 29,545.20
  4. Step 4: Simplify right side
    53,419.32x = 2,177,989,417.44
  5. Step 5: Solve for x
    x = 2,177,989,417.44/53,419.32
  6. Step 6: Final answer
    x = 40,771.57

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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.