Home / 124,289.56-171,523.74-67,706.20

Finding the Fourth Proportional to 124,289.56, 171,523.74 and 67,706.20

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Solution

The fourth proportional to 124,289.56, 171,523.74 and 67,706.20 is: 93,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,289.56 : 171,523.74 = 67,706.20 : x
  2. Step 2: Convert to fraction form
    124,289.56/171,523.74 = 67,706.20/x
  3. Step 3: Cross multiply
    124,289.56x = 171,523.74 × 67,706.20
  4. Step 4: Simplify right side
    124,289.56x = 11,613,220,645.19
  5. Step 5: Solve for x
    x = 11,613,220,645.19/124,289.56
  6. Step 6: Final answer
    x = 93,436.82

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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.