Home / 88,404.12-122,000.33-54,432.21

Finding the Fourth Proportional to 88,404.12, 122,000.33 and 54,432.21

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Solution

The fourth proportional to 88,404.12, 122,000.33 and 54,432.21 is: 75,118.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,404.12 : 122,000.33 = 54,432.21 : x
  2. Step 2: Convert to fraction form
    88,404.12/122,000.33 = 54,432.21/x
  3. Step 3: Cross multiply
    88,404.12x = 122,000.33 × 54,432.21
  4. Step 4: Simplify right side
    88,404.12x = 6,640,746,955.03
  5. Step 5: Solve for x
    x = 6,640,746,955.03/88,404.12
  6. Step 6: Final answer
    x = 75,118.07

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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.