Home / 88,439.04-122,047.56-52,633.80

Finding the Fourth Proportional to 88,439.04, 122,047.56 and 52,633.80

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Solution

The fourth proportional to 88,439.04, 122,047.56 and 52,633.80 is: 72,635.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,439.04 : 122,047.56 = 52,633.80 : x
  2. Step 2: Convert to fraction form
    88,439.04/122,047.56 = 52,633.80/x
  3. Step 3: Cross multiply
    88,439.04x = 122,047.56 × 52,633.80
  4. Step 4: Simplify right side
    88,439.04x = 6,423,826,863.53
  5. Step 5: Solve for x
    x = 6,423,826,863.53/88,439.04
  6. Step 6: Final answer
    x = 72,635.65

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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.