Home / 255,002.55-351,881.82-147,579.23

Finding the Fourth Proportional to 255,002.55, 351,881.82 and 147,579.23

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Solution

The fourth proportional to 255,002.55, 351,881.82 and 147,579.23 is: 203,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,002.55 : 351,881.82 = 147,579.23 : x
  2. Step 2: Convert to fraction form
    255,002.55/351,881.82 = 147,579.23/x
  3. Step 3: Cross multiply
    255,002.55x = 351,881.82 × 147,579.23
  4. Step 4: Simplify right side
    255,002.55x = 51,930,448,926.30
  5. Step 5: Solve for x
    x = 51,930,448,926.30/255,002.55
  6. Step 6: Final answer
    x = 203,646.79

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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.