Home / 88,821.04-122,572.92-48,535.60

Finding the Fourth Proportional to 88,821.04, 122,572.92 and 48,535.60

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Solution

The fourth proportional to 88,821.04, 122,572.92 and 48,535.60 is: 66,979.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,821.04 : 122,572.92 = 48,535.60 : x
  2. Step 2: Convert to fraction form
    88,821.04/122,572.92 = 48,535.60/x
  3. Step 3: Cross multiply
    88,821.04x = 122,572.92 × 48,535.60
  4. Step 4: Simplify right side
    88,821.04x = 5,949,150,215.95
  5. Step 5: Solve for x
    x = 5,949,150,215.95/88,821.04
  6. Step 6: Final answer
    x = 66,979.07

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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.