Home / 97,159.60-134,077.56-54,717.20

Finding the Fourth Proportional to 97,159.60, 134,077.56 and 54,717.20

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Solution

The fourth proportional to 97,159.60, 134,077.56 and 54,717.20 is: 75,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,159.60 : 134,077.56 = 54,717.20 : x
  2. Step 2: Convert to fraction form
    97,159.60/134,077.56 = 54,717.20/x
  3. Step 3: Cross multiply
    97,159.60x = 134,077.56 × 54,717.20
  4. Step 4: Simplify right side
    97,159.60x = 7,336,348,666.03
  5. Step 5: Solve for x
    x = 7,336,348,666.03/97,159.60
  6. Step 6: Final answer
    x = 75,508.22

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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.