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Finding the Fourth Proportional to 67,359, 101,053.08 and 25,806

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Solution

The fourth proportional to 67,359, 101,053.08 and 25,806 is: 38,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,359 : 101,053.08 = 25,806 : x
  2. Step 2: Convert to fraction form
    67,359/101,053.08 = 25,806/x
  3. Step 3: Cross multiply
    67,359x = 101,053.08 × 25,806
  4. Step 4: Simplify right side
    67,359x = 2,607,775,782.48
  5. Step 5: Solve for x
    x = 2,607,775,782.48/67,359
  6. Step 6: Final answer
    x = 38,714.59

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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.