Home / 106,601.07-147,105.60-58,202.10

Finding the Fourth Proportional to 106,601.07, 147,105.60 and 58,202.10

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Solution

The fourth proportional to 106,601.07, 147,105.60 and 58,202.10 is: 80,316.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,601.07 : 147,105.60 = 58,202.10 : x
  2. Step 2: Convert to fraction form
    106,601.07/147,105.60 = 58,202.10/x
  3. Step 3: Cross multiply
    106,601.07x = 147,105.60 × 58,202.10
  4. Step 4: Simplify right side
    106,601.07x = 8,561,854,841.76
  5. Step 5: Solve for x
    x = 8,561,854,841.76/106,601.07
  6. Step 6: Final answer
    x = 80,316.78

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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.