Home / 147,938.52-204,144.12-84,263.88

Finding the Fourth Proportional to 147,938.52, 204,144.12 and 84,263.88

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Solution

The fourth proportional to 147,938.52, 204,144.12 and 84,263.88 is: 116,277.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,938.52 : 204,144.12 = 84,263.88 : x
  2. Step 2: Convert to fraction form
    147,938.52/204,144.12 = 84,263.88/x
  3. Step 3: Cross multiply
    147,938.52x = 204,144.12 × 84,263.88
  4. Step 4: Simplify right side
    147,938.52x = 17,201,975,630.39
  5. Step 5: Solve for x
    x = 17,201,975,630.39/147,938.52
  6. Step 6: Final answer
    x = 116,277.87

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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.