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Finding the Fourth Proportional to 101,057.59, 151,565.23 and 29,980.90

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Solution

The fourth proportional to 101,057.59, 151,565.23 and 29,980.90 is: 44,965.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,057.59 : 151,565.23 = 29,980.90 : x
  2. Step 2: Convert to fraction form
    101,057.59/151,565.23 = 29,980.90/x
  3. Step 3: Cross multiply
    101,057.59x = 151,565.23 × 29,980.90
  4. Step 4: Simplify right side
    101,057.59x = 4,544,062,062.40
  5. Step 5: Solve for x
    x = 4,544,062,062.40/101,057.59
  6. Step 6: Final answer
    x = 44,965.07

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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.