Home / 124,063.54-171,207.21-67,475.86

Finding the Fourth Proportional to 124,063.54, 171,207.21 and 67,475.86

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Solution

The fourth proportional to 124,063.54, 171,207.21 and 67,475.86 is: 93,116.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,063.54 : 171,207.21 = 67,475.86 : x
  2. Step 2: Convert to fraction form
    124,063.54/171,207.21 = 67,475.86/x
  3. Step 3: Cross multiply
    124,063.54x = 171,207.21 × 67,475.86
  4. Step 4: Simplify right side
    124,063.54x = 11,552,353,732.95
  5. Step 5: Solve for x
    x = 11,552,353,732.95/124,063.54
  6. Step 6: Final answer
    x = 93,116.43

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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.