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Finding the Fourth Proportional to 110,654.64, 152,703.90 and 60,353.64

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Solution

The fourth proportional to 110,654.64, 152,703.90 and 60,353.64 is: 83,288.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,654.64 : 152,703.90 = 60,353.64 : x
  2. Step 2: Convert to fraction form
    110,654.64/152,703.90 = 60,353.64/x
  3. Step 3: Cross multiply
    110,654.64x = 152,703.90 × 60,353.64
  4. Step 4: Simplify right side
    110,654.64x = 9,216,236,207.20
  5. Step 5: Solve for x
    x = 9,216,236,207.20/110,654.64
  6. Step 6: Final answer
    x = 83,288.29

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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.