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Finding the Fourth Proportional to 113,119.67, 169,664.01 and 62,612.12

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Solution

The fourth proportional to 113,119.67, 169,664.01 and 62,612.12 is: 93,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,119.67 : 169,664.01 = 62,612.12 : x
  2. Step 2: Convert to fraction form
    113,119.67/169,664.01 = 62,612.12/x
  3. Step 3: Cross multiply
    113,119.67x = 169,664.01 × 62,612.12
  4. Step 4: Simplify right side
    113,119.67x = 10,623,023,353.80
  5. Step 5: Solve for x
    x = 10,623,023,353.80/113,119.67
  6. Step 6: Final answer
    x = 93,909.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.