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Finding the Fourth Proportional to 104,658.65, 144,432.74 and 59,955.29

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Solution

The fourth proportional to 104,658.65, 144,432.74 and 59,955.29 is: 82,740.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,658.65 : 144,432.74 = 59,955.29 : x
  2. Step 2: Convert to fraction form
    104,658.65/144,432.74 = 59,955.29/x
  3. Step 3: Cross multiply
    104,658.65x = 144,432.74 × 59,955.29
  4. Step 4: Simplify right side
    104,658.65x = 8,659,506,444.29
  5. Step 5: Solve for x
    x = 8,659,506,444.29/104,658.65
  6. Step 6: Final answer
    x = 82,740.48

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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.