Home / 127,616.20-191,424.30-44,510.20

Finding the Fourth Proportional to 127,616.20, 191,424.30 and 44,510.20

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Solution

The fourth proportional to 127,616.20, 191,424.30 and 44,510.20 is: 66,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,616.20 : 191,424.30 = 44,510.20 : x
  2. Step 2: Convert to fraction form
    127,616.20/191,424.30 = 44,510.20/x
  3. Step 3: Cross multiply
    127,616.20x = 191,424.30 × 44,510.20
  4. Step 4: Simplify right side
    127,616.20x = 8,520,333,877.86
  5. Step 5: Solve for x
    x = 8,520,333,877.86/127,616.20
  6. Step 6: Final answer
    x = 66,765.30

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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.