Home / 106,855.68-147,458.22-59,107.92

Finding the Fourth Proportional to 106,855.68, 147,458.22 and 59,107.92

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Solution

The fourth proportional to 106,855.68, 147,458.22 and 59,107.92 is: 81,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,855.68 : 147,458.22 = 59,107.92 : x
  2. Step 2: Convert to fraction form
    106,855.68/147,458.22 = 59,107.92/x
  3. Step 3: Cross multiply
    106,855.68x = 147,458.22 × 59,107.92
  4. Step 4: Simplify right side
    106,855.68x = 8,715,948,671.10
  5. Step 5: Solve for x
    x = 8,715,948,671.10/106,855.68
  6. Step 6: Final answer
    x = 81,567.48

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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.