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Finding the Fourth Proportional to 107,057.62, 147,727.56 and 59,299.12

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Solution

The fourth proportional to 107,057.62, 147,727.56 and 59,299.12 is: 81,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,057.62 : 147,727.56 = 59,299.12 : x
  2. Step 2: Convert to fraction form
    107,057.62/147,727.56 = 59,299.12/x
  3. Step 3: Cross multiply
    107,057.62x = 147,727.56 × 59,299.12
  4. Step 4: Simplify right side
    107,057.62x = 8,760,114,307.75
  5. Step 5: Solve for x
    x = 8,760,114,307.75/107,057.62
  6. Step 6: Final answer
    x = 81,826.16

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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.