Home / 257,050.17-354,733.62-140,773.86

Finding the Fourth Proportional to 257,050.17, 354,733.62 and 140,773.86

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Solution

The fourth proportional to 257,050.17, 354,733.62 and 140,773.86 is: 194,270.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,050.17 : 354,733.62 = 140,773.86 : x
  2. Step 2: Convert to fraction form
    257,050.17/354,733.62 = 140,773.86/x
  3. Step 3: Cross multiply
    257,050.17x = 354,733.62 × 140,773.86
  4. Step 4: Simplify right side
    257,050.17x = 49,937,220,959.17
  5. Step 5: Solve for x
    x = 49,937,220,959.17/257,050.17
  6. Step 6: Final answer
    x = 194,270.33

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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.