Home / 97,450.20-134,480.52-55,007.28

Finding the Fourth Proportional to 97,450.20, 134,480.52 and 55,007.28

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Solution

The fourth proportional to 97,450.20, 134,480.52 and 55,007.28 is: 75,909.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,450.20 : 134,480.52 = 55,007.28 : x
  2. Step 2: Convert to fraction form
    97,450.20/134,480.52 = 55,007.28/x
  3. Step 3: Cross multiply
    97,450.20x = 134,480.52 × 55,007.28
  4. Step 4: Simplify right side
    97,450.20x = 7,397,407,618.19
  5. Step 5: Solve for x
    x = 7,397,407,618.19/97,450.20
  6. Step 6: Final answer
    x = 75,909.62

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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.