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Finding the Fourth Proportional to 83,239.64, 114,870.54 and 44,999.21

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Solution

The fourth proportional to 83,239.64, 114,870.54 and 44,999.21 is: 62,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,239.64 : 114,870.54 = 44,999.21 : x
  2. Step 2: Convert to fraction form
    83,239.64/114,870.54 = 44,999.21/x
  3. Step 3: Cross multiply
    83,239.64x = 114,870.54 × 44,999.21
  4. Step 4: Simplify right side
    83,239.64x = 5,169,083,552.27
  5. Step 5: Solve for x
    x = 5,169,083,552.27/83,239.64
  6. Step 6: Final answer
    x = 62,098.82

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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.