Home / 97,274.15-145,976.85-38,102.43

Finding the Fourth Proportional to 97,274.15, 145,976.85 and 38,102.43

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Solution

The fourth proportional to 97,274.15, 145,976.85 and 38,102.43 is: 57,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,274.15 : 145,976.85 = 38,102.43 : x
  2. Step 2: Convert to fraction form
    97,274.15/145,976.85 = 38,102.43/x
  3. Step 3: Cross multiply
    97,274.15x = 145,976.85 × 38,102.43
  4. Step 4: Simplify right side
    97,274.15x = 5,562,072,708.75
  5. Step 5: Solve for x
    x = 5,562,072,708.75/97,274.15
  6. Step 6: Final answer
    x = 57,179.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.