Home / 79,839.40-119,682.30-62,060.20

Finding the Fourth Proportional to 79,839.40, 119,682.30 and 62,060.20

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Solution

The fourth proportional to 79,839.40, 119,682.30 and 62,060.20 is: 93,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,839.40 : 119,682.30 = 62,060.20 : x
  2. Step 2: Convert to fraction form
    79,839.40/119,682.30 = 62,060.20/x
  3. Step 3: Cross multiply
    79,839.40x = 119,682.30 × 62,060.20
  4. Step 4: Simplify right side
    79,839.40x = 7,427,507,474.46
  5. Step 5: Solve for x
    x = 7,427,507,474.46/79,839.40
  6. Step 6: Final answer
    x = 93,030.60

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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.