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Finding the Fourth Proportional to 111,818.10, 167,921.55 and 59,330.10

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Solution

The fourth proportional to 111,818.10, 167,921.55 and 59,330.10 is: 89,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,818.10 : 167,921.55 = 59,330.10 : x
  2. Step 2: Convert to fraction form
    111,818.10/167,921.55 = 59,330.10/x
  3. Step 3: Cross multiply
    111,818.10x = 167,921.55 × 59,330.10
  4. Step 4: Simplify right side
    111,818.10x = 9,962,802,353.66
  5. Step 5: Solve for x
    x = 9,962,802,353.66/111,818.10
  6. Step 6: Final answer
    x = 89,098.30

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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.