Home / 83,733.32-115,553.29-45,493.62

Finding the Fourth Proportional to 83,733.32, 115,553.29 and 45,493.62

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Solution

The fourth proportional to 83,733.32, 115,553.29 and 45,493.62 is: 62,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,733.32 : 115,553.29 = 45,493.62 : x
  2. Step 2: Convert to fraction form
    83,733.32/115,553.29 = 45,493.62/x
  3. Step 3: Cross multiply
    83,733.32x = 115,553.29 × 45,493.62
  4. Step 4: Simplify right side
    83,733.32x = 5,256,937,465.01
  5. Step 5: Solve for x
    x = 5,256,937,465.01/83,733.32
  6. Step 6: Final answer
    x = 62,781.91

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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.