Home / 131,575.96-197,393.10-61,417

Finding the Fourth Proportional to 131,575.96, 197,393.10 and 61,417

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Solution

The fourth proportional to 131,575.96, 197,393.10 and 61,417 is: 92,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,575.96 : 197,393.10 = 61,417 : x
  2. Step 2: Convert to fraction form
    131,575.96/197,393.10 = 61,417/x
  3. Step 3: Cross multiply
    131,575.96x = 197,393.10 × 61,417
  4. Step 4: Simplify right side
    131,575.96x = 12,123,292,022.70
  5. Step 5: Solve for x
    x = 12,123,292,022.70/131,575.96
  6. Step 6: Final answer
    x = 92,139.11

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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.