Home / 124,217.81-171,423.66-67,632.29

Finding the Fourth Proportional to 124,217.81, 171,423.66 and 67,632.29

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Solution

The fourth proportional to 124,217.81, 171,423.66 and 67,632.29 is: 93,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217.81 : 171,423.66 = 67,632.29 : x
  2. Step 2: Convert to fraction form
    124,217.81/171,423.66 = 67,632.29/x
  3. Step 3: Cross multiply
    124,217.81x = 171,423.66 × 67,632.29
  4. Step 4: Simplify right side
    124,217.81x = 11,593,774,685.98
  5. Step 5: Solve for x
    x = 11,593,774,685.98/124,217.81
  6. Step 6: Final answer
    x = 93,334.24

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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.