Home / 160,617.60-240,634.80-98,215.20

Finding the Fourth Proportional to 160,617.60, 240,634.80 and 98,215.20

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Solution

The fourth proportional to 160,617.60, 240,634.80 and 98,215.20 is: 147,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,617.60 : 240,634.80 = 98,215.20 : x
  2. Step 2: Convert to fraction form
    160,617.60/240,634.80 = 98,215.20/x
  3. Step 3: Cross multiply
    160,617.60x = 240,634.80 × 98,215.20
  4. Step 4: Simplify right side
    160,617.60x = 23,633,995,008.96
  5. Step 5: Solve for x
    x = 23,633,995,008.96/160,617.60
  6. Step 6: Final answer
    x = 147,144.49

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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.