Home / 124,752.76-172,156.80-68,162.92

Finding the Fourth Proportional to 124,752.76, 172,156.80 and 68,162.92

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Solution

The fourth proportional to 124,752.76, 172,156.80 and 68,162.92 is: 94,063.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,752.76 : 172,156.80 = 68,162.92 : x
  2. Step 2: Convert to fraction form
    124,752.76/172,156.80 = 68,162.92/x
  3. Step 3: Cross multiply
    124,752.76x = 172,156.80 × 68,162.92
  4. Step 4: Simplify right side
    124,752.76x = 11,734,710,185.86
  5. Step 5: Solve for x
    x = 11,734,710,185.86/124,752.76
  6. Step 6: Final answer
    x = 94,063.73

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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.