Home / 60,005.20-89,990.60-17,883.52

Finding the Fourth Proportional to 60,005.20, 89,990.60 and 17,883.52

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Solution

The fourth proportional to 60,005.20, 89,990.60 and 17,883.52 is: 26,820.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,005.20 : 89,990.60 = 17,883.52 : x
  2. Step 2: Convert to fraction form
    60,005.20/89,990.60 = 17,883.52/x
  3. Step 3: Cross multiply
    60,005.20x = 89,990.60 × 17,883.52
  4. Step 4: Simplify right side
    60,005.20x = 1,609,348,694.91
  5. Step 5: Solve for x
    x = 1,609,348,694.91/60,005.20
  6. Step 6: Final answer
    x = 26,820.15

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1.5x scale

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.