Home / 112,989.93-155,925.68-62,003.52

Finding the Fourth Proportional to 112,989.93, 155,925.68 and 62,003.52

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Solution

The fourth proportional to 112,989.93, 155,925.68 and 62,003.52 is: 85,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,989.93 : 155,925.68 = 62,003.52 : x
  2. Step 2: Convert to fraction form
    112,989.93/155,925.68 = 62,003.52/x
  3. Step 3: Cross multiply
    112,989.93x = 155,925.68 × 62,003.52
  4. Step 4: Simplify right side
    112,989.93x = 9,667,940,708.38
  5. Step 5: Solve for x
    x = 9,667,940,708.38/112,989.93
  6. Step 6: Final answer
    x = 85,564.62

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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.