Home / 97,769.16-134,920.26-55,326.60

Finding the Fourth Proportional to 97,769.16, 134,920.26 and 55,326.60

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Solution

The fourth proportional to 97,769.16, 134,920.26 and 55,326.60 is: 76,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,769.16 : 134,920.26 = 55,326.60 : x
  2. Step 2: Convert to fraction form
    97,769.16/134,920.26 = 55,326.60/x
  3. Step 3: Cross multiply
    97,769.16x = 134,920.26 × 55,326.60
  4. Step 4: Simplify right side
    97,769.16x = 7,464,679,256.92
  5. Step 5: Solve for x
    x = 7,464,679,256.92/97,769.16
  6. Step 6: Final answer
    x = 76,350.04

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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.