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Finding the Fourth Proportional to 92,666.86, 127,797.69 and 72,253.93

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Solution

The fourth proportional to 92,666.86, 127,797.69 and 72,253.93 is: 99,646.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,666.86 : 127,797.69 = 72,253.93 : x
  2. Step 2: Convert to fraction form
    92,666.86/127,797.69 = 72,253.93/x
  3. Step 3: Cross multiply
    92,666.86x = 127,797.69 × 72,253.93
  4. Step 4: Simplify right side
    92,666.86x = 9,233,885,347.42
  5. Step 5: Solve for x
    x = 9,233,885,347.42/92,666.86
  6. Step 6: Final answer
    x = 99,646.04

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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.