Home / 147,770.11-221,686.30-47,922.52

Finding the Fourth Proportional to 147,770.11, 221,686.30 and 47,922.52

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Solution

The fourth proportional to 147,770.11, 221,686.30 and 47,922.52 is: 71,893.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,770.11 : 221,686.30 = 47,922.52 : x
  2. Step 2: Convert to fraction form
    147,770.11/221,686.30 = 47,922.52/x
  3. Step 3: Cross multiply
    147,770.11x = 221,686.30 × 47,922.52
  4. Step 4: Simplify right side
    147,770.11x = 10,623,765,498.12
  5. Step 5: Solve for x
    x = 10,623,765,498.12/147,770.11
  6. Step 6: Final answer
    x = 71,893.87

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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.