Home / 98,230.11-147,221.81-42,004.17

Finding the Fourth Proportional to 98,230.11, 147,221.81 and 42,004.17

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Solution

The fourth proportional to 98,230.11, 147,221.81 and 42,004.17 is: 62,953.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,230.11 : 147,221.81 = 42,004.17 : x
  2. Step 2: Convert to fraction form
    98,230.11/147,221.81 = 42,004.17/x
  3. Step 3: Cross multiply
    98,230.11x = 147,221.81 × 42,004.17
  4. Step 4: Simplify right side
    98,230.11x = 6,183,929,724.93
  5. Step 5: Solve for x
    x = 6,183,929,724.93/98,230.11
  6. Step 6: Final answer
    x = 62,953.51

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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.