Home / 83,869.84-125,765.76-48,819.52

Finding the Fourth Proportional to 83,869.84, 125,765.76 and 48,819.52

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Solution

The fourth proportional to 83,869.84, 125,765.76 and 48,819.52 is: 73,206.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,869.84 : 125,765.76 = 48,819.52 : x
  2. Step 2: Convert to fraction form
    83,869.84/125,765.76 = 48,819.52/x
  3. Step 3: Cross multiply
    83,869.84x = 125,765.76 × 48,819.52
  4. Step 4: Simplify right side
    83,869.84x = 6,139,824,035.64
  5. Step 5: Solve for x
    x = 6,139,824,035.64/83,869.84
  6. Step 6: Final answer
    x = 73,206.58

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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.