Home / 58,766.20-88,140.30-19,323.40

Finding the Fourth Proportional to 58,766.20, 88,140.30 and 19,323.40

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Solution

The fourth proportional to 58,766.20, 88,140.30 and 19,323.40 is: 28,982.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,766.20 : 88,140.30 = 19,323.40 : x
  2. Step 2: Convert to fraction form
    58,766.20/88,140.30 = 19,323.40/x
  3. Step 3: Cross multiply
    58,766.20x = 88,140.30 × 19,323.40
  4. Step 4: Simplify right side
    58,766.20x = 1,703,170,273.02
  5. Step 5: Solve for x
    x = 1,703,170,273.02/58,766.20
  6. Step 6: Final answer
    x = 28,982.14

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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.