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Finding the Fourth Proportional to 83,798.76, 115,644.33 and 46,073.01

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Solution

The fourth proportional to 83,798.76, 115,644.33 and 46,073.01 is: 63,581.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,798.76 : 115,644.33 = 46,073.01 : x
  2. Step 2: Convert to fraction form
    83,798.76/115,644.33 = 46,073.01/x
  3. Step 3: Cross multiply
    83,798.76x = 115,644.33 × 46,073.01
  4. Step 4: Simplify right side
    83,798.76x = 5,328,082,372.53
  5. Step 5: Solve for x
    x = 5,328,082,372.53/83,798.76
  6. Step 6: Final answer
    x = 63,581.88

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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.