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Finding the Fourth Proportional to 86,702.92, 130,054.38 and 24,373.42

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Solution

The fourth proportional to 86,702.92, 130,054.38 and 24,373.42 is: 36,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,702.92 : 130,054.38 = 24,373.42 : x
  2. Step 2: Convert to fraction form
    86,702.92/130,054.38 = 24,373.42/x
  3. Step 3: Cross multiply
    86,702.92x = 130,054.38 × 24,373.42
  4. Step 4: Simplify right side
    86,702.92x = 3,169,870,026.58
  5. Step 5: Solve for x
    x = 3,169,870,026.58/86,702.92
  6. Step 6: Final answer
    x = 36,560.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.