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Finding the Fourth Proportional to 69,758.90, 96,264.65 and 37,926.70

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Solution

The fourth proportional to 69,758.90, 96,264.65 and 37,926.70 is: 52,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,758.90 : 96,264.65 = 37,926.70 : x
  2. Step 2: Convert to fraction form
    69,758.90/96,264.65 = 37,926.70/x
  3. Step 3: Cross multiply
    69,758.90x = 96,264.65 × 37,926.70
  4. Step 4: Simplify right side
    69,758.90x = 3,651,000,501.16
  5. Step 5: Solve for x
    x = 3,651,000,501.16/69,758.90
  6. Step 6: Final answer
    x = 52,337.42

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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.