Home / 124,464.28-171,770.98-70,766.20

Finding the Fourth Proportional to 124,464.28, 171,770.98 and 70,766.20

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Solution

The fourth proportional to 124,464.28, 171,770.98 and 70,766.20 is: 97,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,464.28 : 171,770.98 = 70,766.20 : x
  2. Step 2: Convert to fraction form
    124,464.28/171,770.98 = 70,766.20/x
  3. Step 3: Cross multiply
    124,464.28x = 171,770.98 × 70,766.20
  4. Step 4: Simplify right side
    124,464.28x = 12,155,579,524.88
  5. Step 5: Solve for x
    x = 12,155,579,524.88/124,464.28
  6. Step 6: Final answer
    x = 97,663.20

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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.