Home / 124,219.17-171,421.92-67,629.33

Finding the Fourth Proportional to 124,219.17, 171,421.92 and 67,629.33

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Solution

The fourth proportional to 124,219.17, 171,421.92 and 67,629.33 is: 93,328.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,219.17 : 171,421.92 = 67,629.33 : x
  2. Step 2: Convert to fraction form
    124,219.17/171,421.92 = 67,629.33/x
  3. Step 3: Cross multiply
    124,219.17x = 171,421.92 × 67,629.33
  4. Step 4: Simplify right side
    124,219.17x = 11,593,149,596.91
  5. Step 5: Solve for x
    x = 11,593,149,596.91/124,219.17
  6. Step 6: Final answer
    x = 93,328.18

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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.