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Finding the Fourth Proportional to 92,613.29, 127,794.11 and 58,561.70

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Solution

The fourth proportional to 92,613.29, 127,794.11 and 58,561.70 is: 80,807.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,613.29 : 127,794.11 = 58,561.70 : x
  2. Step 2: Convert to fraction form
    92,613.29/127,794.11 = 58,561.70/x
  3. Step 3: Cross multiply
    92,613.29x = 127,794.11 × 58,561.70
  4. Step 4: Simplify right side
    92,613.29x = 7,483,839,729.22
  5. Step 5: Solve for x
    x = 7,483,839,729.22/92,613.29
  6. Step 6: Final answer
    x = 80,807.41

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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.