Home / 230,392.52-318,065.02-161,693.38

Finding the Fourth Proportional to 230,392.52, 318,065.02 and 161,693.38

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Solution

The fourth proportional to 230,392.52, 318,065.02 and 161,693.38 is: 223,223.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,392.52 : 318,065.02 = 161,693.38 : x
  2. Step 2: Convert to fraction form
    230,392.52/318,065.02 = 161,693.38/x
  3. Step 3: Cross multiply
    230,392.52x = 318,065.02 × 161,693.38
  4. Step 4: Simplify right side
    230,392.52x = 51,429,008,143.57
  5. Step 5: Solve for x
    x = 51,429,008,143.57/230,392.52
  6. Step 6: Final answer
    x = 223,223.43

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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.