Home / 96,911.11-145,366.65-30,356.44

Finding the Fourth Proportional to 96,911.11, 145,366.65 and 30,356.44

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Solution

The fourth proportional to 96,911.11, 145,366.65 and 30,356.44 is: 45,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,911.11 : 145,366.65 = 30,356.44 : x
  2. Step 2: Convert to fraction form
    96,911.11/145,366.65 = 30,356.44/x
  3. Step 3: Cross multiply
    96,911.11x = 145,366.65 × 30,356.44
  4. Step 4: Simplify right side
    96,911.11x = 4,412,813,988.73
  5. Step 5: Solve for x
    x = 4,412,813,988.73/96,911.11
  6. Step 6: Final answer
    x = 45,534.66

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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.