Home / 124,315.56-171,559.62-67,732.20

Finding the Fourth Proportional to 124,315.56, 171,559.62 and 67,732.20

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Solution

The fourth proportional to 124,315.56, 171,559.62 and 67,732.20 is: 93,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,315.56 : 171,559.62 = 67,732.20 : x
  2. Step 2: Convert to fraction form
    124,315.56/171,559.62 = 67,732.20/x
  3. Step 3: Cross multiply
    124,315.56x = 171,559.62 × 67,732.20
  4. Step 4: Simplify right side
    124,315.56x = 11,620,110,493.76
  5. Step 5: Solve for x
    x = 11,620,110,493.76/124,315.56
  6. Step 6: Final answer
    x = 93,472.70

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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.