Home / 131,363.40-197,093.70-52,534.20

Finding the Fourth Proportional to 131,363.40, 197,093.70 and 52,534.20

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Solution

The fourth proportional to 131,363.40, 197,093.70 and 52,534.20 is: 78,820.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,363.40 : 197,093.70 = 52,534.20 : x
  2. Step 2: Convert to fraction form
    131,363.40/197,093.70 = 52,534.20/x
  3. Step 3: Cross multiply
    131,363.40x = 197,093.70 × 52,534.20
  4. Step 4: Simplify right side
    131,363.40x = 10,354,159,854.54
  5. Step 5: Solve for x
    x = 10,354,159,854.54/131,363.40
  6. Step 6: Final answer
    x = 78,820.74

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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.