Home / 98,386.11-147,542.94-35,189.10

Finding the Fourth Proportional to 98,386.11, 147,542.94 and 35,189.10

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Solution

The fourth proportional to 98,386.11, 147,542.94 and 35,189.10 is: 52,770.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,386.11 : 147,542.94 = 35,189.10 : x
  2. Step 2: Convert to fraction form
    98,386.11/147,542.94 = 35,189.10/x
  3. Step 3: Cross multiply
    98,386.11x = 147,542.94 × 35,189.10
  4. Step 4: Simplify right side
    98,386.11x = 5,191,903,269.95
  5. Step 5: Solve for x
    x = 5,191,903,269.95/98,386.11
  6. Step 6: Final answer
    x = 52,770.69

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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.