Home / 83,125.53-114,709.91-45,401.13

Finding the Fourth Proportional to 83,125.53, 114,709.91 and 45,401.13

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Solution

The fourth proportional to 83,125.53, 114,709.91 and 45,401.13 is: 62,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,125.53 : 114,709.91 = 45,401.13 : x
  2. Step 2: Convert to fraction form
    83,125.53/114,709.91 = 45,401.13/x
  3. Step 3: Cross multiply
    83,125.53x = 114,709.91 × 45,401.13
  4. Step 4: Simplify right side
    83,125.53x = 5,207,959,309.19
  5. Step 5: Solve for x
    x = 5,207,959,309.19/83,125.53
  6. Step 6: Final answer
    x = 62,651.74

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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.