Home / 92,770.19-139,068.70-36,610.76

Finding the Fourth Proportional to 92,770.19, 139,068.70 and 36,610.76

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Solution

The fourth proportional to 92,770.19, 139,068.70 and 36,610.76 is: 54,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,770.19 : 139,068.70 = 36,610.76 : x
  2. Step 2: Convert to fraction form
    92,770.19/139,068.70 = 36,610.76/x
  3. Step 3: Cross multiply
    92,770.19x = 139,068.70 × 36,610.76
  4. Step 4: Simplify right side
    92,770.19x = 5,091,410,799.21
  5. Step 5: Solve for x
    x = 5,091,410,799.21/92,770.19
  6. Step 6: Final answer
    x = 54,881.97

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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.