Home / 60,237.90-90,402.30-30,680.52

Finding the Fourth Proportional to 60,237.90, 90,402.30 and 30,680.52

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Solution

The fourth proportional to 60,237.90, 90,402.30 and 30,680.52 is: 46,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,237.90 : 90,402.30 = 30,680.52 : x
  2. Step 2: Convert to fraction form
    60,237.90/90,402.30 = 30,680.52/x
  3. Step 3: Cross multiply
    60,237.90x = 90,402.30 × 30,680.52
  4. Step 4: Simplify right side
    60,237.90x = 2,773,589,573.20
  5. Step 5: Solve for x
    x = 2,773,589,573.20/60,237.90
  6. Step 6: Final answer
    x = 46,043.93

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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.