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Finding the Fourth Proportional to 67,509.79, 101,279.03 and 23,124.63

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Solution

The fourth proportional to 67,509.79, 101,279.03 and 23,124.63 is: 34,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,509.79 : 101,279.03 = 23,124.63 : x
  2. Step 2: Convert to fraction form
    67,509.79/101,279.03 = 23,124.63/x
  3. Step 3: Cross multiply
    67,509.79x = 101,279.03 × 23,124.63
  4. Step 4: Simplify right side
    67,509.79x = 2,342,040,095.51
  5. Step 5: Solve for x
    x = 2,342,040,095.51/67,509.79
  6. Step 6: Final answer
    x = 34,691.86

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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.