Home / 160,317.50-240,287.31-65,489.18

Finding the Fourth Proportional to 160,317.50, 240,287.31 and 65,489.18

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Solution

The fourth proportional to 160,317.50, 240,287.31 and 65,489.18 is: 98,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,317.50 : 240,287.31 = 65,489.18 : x
  2. Step 2: Convert to fraction form
    160,317.50/240,287.31 = 65,489.18/x
  3. Step 3: Cross multiply
    160,317.50x = 240,287.31 × 65,489.18
  4. Step 4: Simplify right side
    160,317.50x = 15,736,217,694.87
  5. Step 5: Solve for x
    x = 15,736,217,694.87/160,317.50
  6. Step 6: Final answer
    x = 98,156.58

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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.