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Finding the Fourth Proportional to 59,276.81, 88,929.80 and 41,780.81

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Solution

The fourth proportional to 59,276.81, 88,929.80 and 41,780.81 is: 62,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,276.81 : 88,929.80 = 41,780.81 : x
  2. Step 2: Convert to fraction form
    59,276.81/88,929.80 = 41,780.81/x
  3. Step 3: Cross multiply
    59,276.81x = 88,929.80 × 41,780.81
  4. Step 4: Simplify right side
    59,276.81x = 3,715,558,423.58
  5. Step 5: Solve for x
    x = 3,715,558,423.58/59,276.81
  6. Step 6: Final answer
    x = 62,681.49

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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.