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Finding the Fourth Proportional to 124,044, 186,045.92 and 34,065.76

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Solution

The fourth proportional to 124,044, 186,045.92 and 34,065.76 is: 51,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,044 : 186,045.92 = 34,065.76 : x
  2. Step 2: Convert to fraction form
    124,044/186,045.92 = 34,065.76/x
  3. Step 3: Cross multiply
    124,044x = 186,045.92 × 34,065.76
  4. Step 4: Simplify right side
    124,044x = 6,337,795,659.70
  5. Step 5: Solve for x
    x = 6,337,795,659.70/124,044
  6. Step 6: Final answer
    x = 51,093.13

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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.