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Finding the Fourth Proportional to 92,363.70, 127,459.34 and 52,077.12

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Solution

The fourth proportional to 92,363.70, 127,459.34 and 52,077.12 is: 71,864.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,363.70 : 127,459.34 = 52,077.12 : x
  2. Step 2: Convert to fraction form
    92,363.70/127,459.34 = 52,077.12/x
  3. Step 3: Cross multiply
    92,363.70x = 127,459.34 × 52,077.12
  4. Step 4: Simplify right side
    92,363.70x = 6,637,715,344.30
  5. Step 5: Solve for x
    x = 6,637,715,344.30/92,363.70
  6. Step 6: Final answer
    x = 71,864.98

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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.