Home / 261,856.96-361,373.04-148,690.24

Finding the Fourth Proportional to 261,856.96, 361,373.04 and 148,690.24

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Solution

The fourth proportional to 261,856.96, 361,373.04 and 148,690.24 is: 205,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,856.96 : 361,373.04 = 148,690.24 : x
  2. Step 2: Convert to fraction form
    261,856.96/361,373.04 = 148,690.24/x
  3. Step 3: Cross multiply
    261,856.96x = 361,373.04 × 148,690.24
  4. Step 4: Simplify right side
    261,856.96x = 53,732,644,047.13
  5. Step 5: Solve for x
    x = 53,732,644,047.13/261,856.96
  6. Step 6: Final answer
    x = 205,198.46

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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.