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Finding the Fourth Proportional to 67,415.73, 101,139.88 and 25,296.16

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Solution

The fourth proportional to 67,415.73, 101,139.88 and 25,296.16 is: 37,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,415.73 : 101,139.88 = 25,296.16 : x
  2. Step 2: Convert to fraction form
    67,415.73/101,139.88 = 25,296.16/x
  3. Step 3: Cross multiply
    67,415.73x = 101,139.88 × 25,296.16
  4. Step 4: Simplify right side
    67,415.73x = 2,558,450,586.86
  5. Step 5: Solve for x
    x = 2,558,450,586.86/67,415.73
  6. Step 6: Final answer
    x = 37,950.35

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1.5x scale

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.