Home / 107,489.88-148,329.18-59,740.32

Finding the Fourth Proportional to 107,489.88, 148,329.18 and 59,740.32

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Solution

The fourth proportional to 107,489.88, 148,329.18 and 59,740.32 is: 82,437.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,489.88 : 148,329.18 = 59,740.32 : x
  2. Step 2: Convert to fraction form
    107,489.88/148,329.18 = 59,740.32/x
  3. Step 3: Cross multiply
    107,489.88x = 148,329.18 × 59,740.32
  4. Step 4: Simplify right side
    107,489.88x = 8,861,232,678.54
  5. Step 5: Solve for x
    x = 8,861,232,678.54/107,489.88
  6. Step 6: Final answer
    x = 82,437.83

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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.