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Finding the Fourth Proportional to 107,173.96, 147,908.96 and 59,442.68

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Solution

The fourth proportional to 107,173.96, 147,908.96 and 59,442.68 is: 82,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,173.96 : 147,908.96 = 59,442.68 : x
  2. Step 2: Convert to fraction form
    107,173.96/147,908.96 = 59,442.68/x
  3. Step 3: Cross multiply
    107,173.96x = 147,908.96 × 59,442.68
  4. Step 4: Simplify right side
    107,173.96x = 8,792,104,978.41
  5. Step 5: Solve for x
    x = 8,792,104,978.41/107,173.96
  6. Step 6: Final answer
    x = 82,035.83

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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.