Home / 134,885.43-202,308.95-54,958.28

Finding the Fourth Proportional to 134,885.43, 202,308.95 and 54,958.28

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Solution

The fourth proportional to 134,885.43, 202,308.95 and 54,958.28 is: 82,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,885.43 : 202,308.95 = 54,958.28 : x
  2. Step 2: Convert to fraction form
    134,885.43/202,308.95 = 54,958.28/x
  3. Step 3: Cross multiply
    134,885.43x = 202,308.95 × 54,958.28
  4. Step 4: Simplify right side
    134,885.43x = 11,118,551,046.46
  5. Step 5: Solve for x
    x = 11,118,551,046.46/134,885.43
  6. Step 6: Final answer
    x = 82,429.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.