Home / 97,844.52-135,025.52-55,403.12

Finding the Fourth Proportional to 97,844.52, 135,025.52 and 55,403.12

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Solution

The fourth proportional to 97,844.52, 135,025.52 and 55,403.12 is: 76,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,844.52 : 135,025.52 = 55,403.12 : x
  2. Step 2: Convert to fraction form
    97,844.52/135,025.52 = 55,403.12/x
  3. Step 3: Cross multiply
    97,844.52x = 135,025.52 × 55,403.12
  4. Step 4: Simplify right side
    97,844.52x = 7,480,835,087.62
  5. Step 5: Solve for x
    x = 7,480,835,087.62/97,844.52
  6. Step 6: Final answer
    x = 76,456.35

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1.5x scale

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.