Home / 106,902.36-147,523.05-59,155.68

Finding the Fourth Proportional to 106,902.36, 147,523.05 and 59,155.68

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Solution

The fourth proportional to 106,902.36, 147,523.05 and 59,155.68 is: 81,633.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,902.36 : 147,523.05 = 59,155.68 : x
  2. Step 2: Convert to fraction form
    106,902.36/147,523.05 = 59,155.68/x
  3. Step 3: Cross multiply
    106,902.36x = 147,523.05 × 59,155.68
  4. Step 4: Simplify right side
    106,902.36x = 8,726,826,338.42
  5. Step 5: Solve for x
    x = 8,726,826,338.42/106,902.36
  6. Step 6: Final answer
    x = 81,633.62

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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.