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Finding the Fourth Proportional to 103,167.61, 154,700.35 and 36,597.76

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Solution

The fourth proportional to 103,167.61, 154,700.35 and 36,597.76 is: 54,878.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,167.61 : 154,700.35 = 36,597.76 : x
  2. Step 2: Convert to fraction form
    103,167.61/154,700.35 = 36,597.76/x
  3. Step 3: Cross multiply
    103,167.61x = 154,700.35 × 36,597.76
  4. Step 4: Simplify right side
    103,167.61x = 5,661,685,802.97
  5. Step 5: Solve for x
    x = 5,661,685,802.97/103,167.61
  6. Step 6: Final answer
    x = 54,878.52

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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.