Home / 62,779.66-94,169.28-39,422.50

Finding the Fourth Proportional to 62,779.66, 94,169.28 and 39,422.50

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Solution

The fourth proportional to 62,779.66, 94,169.28 and 39,422.50 is: 59,133.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,779.66 : 94,169.28 = 39,422.50 : x
  2. Step 2: Convert to fraction form
    62,779.66/94,169.28 = 39,422.50/x
  3. Step 3: Cross multiply
    62,779.66x = 94,169.28 × 39,422.50
  4. Step 4: Simplify right side
    62,779.66x = 3,712,388,440.80
  5. Step 5: Solve for x
    x = 3,712,388,440.80/62,779.66
  6. Step 6: Final answer
    x = 59,133.62

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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.