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Finding the Fourth Proportional to 92,717.68, 127,903.02 and 58,668.88

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Solution

The fourth proportional to 92,717.68, 127,903.02 and 58,668.88 is: 80,933.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,717.68 : 127,903.02 = 58,668.88 : x
  2. Step 2: Convert to fraction form
    92,717.68/127,903.02 = 58,668.88/x
  3. Step 3: Cross multiply
    92,717.68x = 127,903.02 × 58,668.88
  4. Step 4: Simplify right side
    92,717.68x = 7,503,926,932.02
  5. Step 5: Solve for x
    x = 7,503,926,932.02/92,717.68
  6. Step 6: Final answer
    x = 80,933.07

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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.