Home / 126,060.32-173,967.24-72,355.20

Finding the Fourth Proportional to 126,060.32, 173,967.24 and 72,355.20

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Solution

The fourth proportional to 126,060.32, 173,967.24 and 72,355.20 is: 99,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,060.32 : 173,967.24 = 72,355.20 : x
  2. Step 2: Convert to fraction form
    126,060.32/173,967.24 = 72,355.20/x
  3. Step 3: Cross multiply
    126,060.32x = 173,967.24 × 72,355.20
  4. Step 4: Simplify right side
    126,060.32x = 12,587,434,443.65
  5. Step 5: Solve for x
    x = 12,587,434,443.65/126,060.32
  6. Step 6: Final answer
    x = 99,852.47

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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.