Home / 89,948.04-124,124.92-49,660.92

Finding the Fourth Proportional to 89,948.04, 124,124.92 and 49,660.92

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Solution

The fourth proportional to 89,948.04, 124,124.92 and 49,660.92 is: 68,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,948.04 : 124,124.92 = 49,660.92 : x
  2. Step 2: Convert to fraction form
    89,948.04/124,124.92 = 49,660.92/x
  3. Step 3: Cross multiply
    89,948.04x = 124,124.92 × 49,660.92
  4. Step 4: Simplify right side
    89,948.04x = 6,164,157,722.13
  5. Step 5: Solve for x
    x = 6,164,157,722.13/89,948.04
  6. Step 6: Final answer
    x = 68,530.21

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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.