Home / 257,001.19-354,612.43-166,344.57

Finding the Fourth Proportional to 257,001.19, 354,612.43 and 166,344.57

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Solution

The fourth proportional to 257,001.19, 354,612.43 and 166,344.57 is: 229,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,001.19 : 354,612.43 = 166,344.57 : x
  2. Step 2: Convert to fraction form
    257,001.19/354,612.43 = 166,344.57/x
  3. Step 3: Cross multiply
    257,001.19x = 354,612.43 × 166,344.57
  4. Step 4: Simplify right side
    257,001.19x = 58,987,852,392.94
  5. Step 5: Solve for x
    x = 58,987,852,392.94/257,001.19
  6. Step 6: Final answer
    x = 229,523.66

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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.