Home / 231,483.97-319,557.10-174,145.18

Finding the Fourth Proportional to 231,483.97, 319,557.10 and 174,145.18

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Solution

The fourth proportional to 231,483.97, 319,557.10 and 174,145.18 is: 240,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,483.97 : 319,557.10 = 174,145.18 : x
  2. Step 2: Convert to fraction form
    231,483.97/319,557.10 = 174,145.18/x
  3. Step 3: Cross multiply
    231,483.97x = 319,557.10 × 174,145.18
  4. Step 4: Simplify right side
    231,483.97x = 55,649,328,391.21
  5. Step 5: Solve for x
    x = 55,649,328,391.21/231,483.97
  6. Step 6: Final answer
    x = 240,402.51

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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.