Home / 96,659.40-144,989.10-89,077.80

Finding the Fourth Proportional to 96,659.40, 144,989.10 and 89,077.80

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Solution

The fourth proportional to 96,659.40, 144,989.10 and 89,077.80 is: 133,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,659.40 : 144,989.10 = 89,077.80 : x
  2. Step 2: Convert to fraction form
    96,659.40/144,989.10 = 89,077.80/x
  3. Step 3: Cross multiply
    96,659.40x = 144,989.10 × 89,077.80
  4. Step 4: Simplify right side
    96,659.40x = 12,915,310,051.98
  5. Step 5: Solve for x
    x = 12,915,310,051.98/96,659.40
  6. Step 6: Final answer
    x = 133,616.70

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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.