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Finding the Fourth Proportional to 61,870, 92,818.68 and 26,329.45

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Solution

The fourth proportional to 61,870, 92,818.68 and 26,329.45 is: 39,500.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,870 : 92,818.68 = 26,329.45 : x
  2. Step 2: Convert to fraction form
    61,870/92,818.68 = 26,329.45/x
  3. Step 3: Cross multiply
    61,870x = 92,818.68 × 26,329.45
  4. Step 4: Simplify right side
    61,870x = 2,443,864,794.13
  5. Step 5: Solve for x
    x = 2,443,864,794.13/61,870
  6. Step 6: Final answer
    x = 39,500.00

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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.