Home / 257,227.42-354,988.59-144,049.18

Finding the Fourth Proportional to 257,227.42, 354,988.59 and 144,049.18

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Solution

The fourth proportional to 257,227.42, 354,988.59 and 144,049.18 is: 198,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,227.42 : 354,988.59 = 144,049.18 : x
  2. Step 2: Convert to fraction form
    257,227.42/354,988.59 = 144,049.18/x
  3. Step 3: Cross multiply
    257,227.42x = 354,988.59 × 144,049.18
  4. Step 4: Simplify right side
    257,227.42x = 51,135,815,298.86
  5. Step 5: Solve for x
    x = 51,135,815,298.86/257,227.42
  6. Step 6: Final answer
    x = 198,796.13

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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.