Home / 124,438.96-171,752.58-73,432.72

Finding the Fourth Proportional to 124,438.96, 171,752.58 and 73,432.72

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Solution

The fourth proportional to 124,438.96, 171,752.58 and 73,432.72 is: 101,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,438.96 : 171,752.58 = 73,432.72 : x
  2. Step 2: Convert to fraction form
    124,438.96/171,752.58 = 73,432.72/x
  3. Step 3: Cross multiply
    124,438.96x = 171,752.58 × 73,432.72
  4. Step 4: Simplify right side
    124,438.96x = 12,612,259,116.42
  5. Step 5: Solve for x
    x = 12,612,259,116.42/124,438.96
  6. Step 6: Final answer
    x = 101,352.98

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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.