Home / 160,618.15-240,727.31-103,541.55

Finding the Fourth Proportional to 160,618.15, 240,727.31 and 103,541.55

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Solution

The fourth proportional to 160,618.15, 240,727.31 and 103,541.55 is: 155,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,618.15 : 240,727.31 = 103,541.55 : x
  2. Step 2: Convert to fraction form
    160,618.15/240,727.31 = 103,541.55/x
  3. Step 3: Cross multiply
    160,618.15x = 240,727.31 × 103,541.55
  4. Step 4: Simplify right side
    160,618.15x = 24,925,278,287.02
  5. Step 5: Solve for x
    x = 24,925,278,287.02/160,618.15
  6. Step 6: Final answer
    x = 155,183.45

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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.