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Finding the Fourth Proportional to 83,763.50, 115,593.64 and 46,037.76

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Solution

The fourth proportional to 83,763.50, 115,593.64 and 46,037.76 is: 63,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,763.50 : 115,593.64 = 46,037.76 : x
  2. Step 2: Convert to fraction form
    83,763.50/115,593.64 = 46,037.76/x
  3. Step 3: Cross multiply
    83,763.50x = 115,593.64 × 46,037.76
  4. Step 4: Simplify right side
    83,763.50x = 5,321,672,255.85
  5. Step 5: Solve for x
    x = 5,321,672,255.85/83,763.50
  6. Step 6: Final answer
    x = 63,532.11

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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.