Home / 121,922.16-182,898.82-47,063.71

Finding the Fourth Proportional to 121,922.16, 182,898.82 and 47,063.71

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Solution

The fourth proportional to 121,922.16, 182,898.82 and 47,063.71 is: 70,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,922.16 : 182,898.82 = 47,063.71 : x
  2. Step 2: Convert to fraction form
    121,922.16/182,898.82 = 47,063.71/x
  3. Step 3: Cross multiply
    121,922.16x = 182,898.82 × 47,063.71
  4. Step 4: Simplify right side
    121,922.16x = 8,607,897,311.28
  5. Step 5: Solve for x
    x = 8,607,897,311.28/121,922.16
  6. Step 6: Final answer
    x = 70,601.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.