Home / 96,624.80-144,937.20-89,021.60

Finding the Fourth Proportional to 96,624.80, 144,937.20 and 89,021.60

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Solution

The fourth proportional to 96,624.80, 144,937.20 and 89,021.60 is: 133,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,624.80 : 144,937.20 = 89,021.60 : x
  2. Step 2: Convert to fraction form
    96,624.80/144,937.20 = 89,021.60/x
  3. Step 3: Cross multiply
    96,624.80x = 144,937.20 × 89,021.60
  4. Step 4: Simplify right side
    96,624.80x = 12,902,541,443.52
  5. Step 5: Solve for x
    x = 12,902,541,443.52/96,624.80
  6. Step 6: Final answer
    x = 133,532.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.