Home / 125,524.86-173,225.25-71,806.56

Finding the Fourth Proportional to 125,524.86, 173,225.25 and 71,806.56

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Solution

The fourth proportional to 125,524.86, 173,225.25 and 71,806.56 is: 99,093.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,524.86 : 173,225.25 = 71,806.56 : x
  2. Step 2: Convert to fraction form
    125,524.86/173,225.25 = 71,806.56/x
  3. Step 3: Cross multiply
    125,524.86x = 173,225.25 × 71,806.56
  4. Step 4: Simplify right side
    125,524.86x = 12,438,709,307.64
  5. Step 5: Solve for x
    x = 12,438,709,307.64/125,524.86
  6. Step 6: Final answer
    x = 99,093.59

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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.