Home / 97,359.91-134,360.76-54,918.43

Finding the Fourth Proportional to 97,359.91, 134,360.76 and 54,918.43

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Solution

The fourth proportional to 97,359.91, 134,360.76 and 54,918.43 is: 75,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,359.91 : 134,360.76 = 54,918.43 : x
  2. Step 2: Convert to fraction form
    97,359.91/134,360.76 = 54,918.43/x
  3. Step 3: Cross multiply
    97,359.91x = 134,360.76 × 54,918.43
  4. Step 4: Simplify right side
    97,359.91x = 7,378,881,992.81
  5. Step 5: Solve for x
    x = 7,378,881,992.81/97,359.91
  6. Step 6: Final answer
    x = 75,789.74

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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.