Home / 29,155.18-40,246.56-19,600.60

Finding the Fourth Proportional to 29,155.18, 40,246.56 and 19,600.60

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Solution

The fourth proportional to 29,155.18, 40,246.56 and 19,600.60 is: 27,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,155.18 : 40,246.56 = 19,600.60 : x
  2. Step 2: Convert to fraction form
    29,155.18/40,246.56 = 19,600.60/x
  3. Step 3: Cross multiply
    29,155.18x = 40,246.56 × 19,600.60
  4. Step 4: Simplify right side
    29,155.18x = 788,856,851.18
  5. Step 5: Solve for x
    x = 788,856,851.18/29,155.18
  6. Step 6: Final answer
    x = 27,057.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.