Home / 107,578.38-148,454.16-59,830.70

Finding the Fourth Proportional to 107,578.38, 148,454.16 and 59,830.70

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Solution

The fourth proportional to 107,578.38, 148,454.16 and 59,830.70 is: 82,564.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,578.38 : 148,454.16 = 59,830.70 : x
  2. Step 2: Convert to fraction form
    107,578.38/148,454.16 = 59,830.70/x
  3. Step 3: Cross multiply
    107,578.38x = 148,454.16 × 59,830.70
  4. Step 4: Simplify right side
    107,578.38x = 8,882,115,568.44
  5. Step 5: Solve for x
    x = 8,882,115,568.44/107,578.38
  6. Step 6: Final answer
    x = 82,564.13

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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.