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Finding the Fourth Proportional to 69,523.29, 95,934.96 and 42,666.93

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Solution

The fourth proportional to 69,523.29, 95,934.96 and 42,666.93 is: 58,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,523.29 : 95,934.96 = 42,666.93 : x
  2. Step 2: Convert to fraction form
    69,523.29/95,934.96 = 42,666.93/x
  3. Step 3: Cross multiply
    69,523.29x = 95,934.96 × 42,666.93
  4. Step 4: Simplify right side
    69,523.29x = 4,093,250,222.87
  5. Step 5: Solve for x
    x = 4,093,250,222.87/69,523.29
  6. Step 6: Final answer
    x = 58,875.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.