Home / 79,927.73-119,777.29-58,701.21

Finding the Fourth Proportional to 79,927.73, 119,777.29 and 58,701.21

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Solution

The fourth proportional to 79,927.73, 119,777.29 and 58,701.21 is: 87,967.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,927.73 : 119,777.29 = 58,701.21 : x
  2. Step 2: Convert to fraction form
    79,927.73/119,777.29 = 58,701.21/x
  3. Step 3: Cross multiply
    79,927.73x = 119,777.29 × 58,701.21
  4. Step 4: Simplify right side
    79,927.73x = 7,031,071,560.01
  5. Step 5: Solve for x
    x = 7,031,071,560.01/79,927.73
  6. Step 6: Final answer
    x = 87,967.87

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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.