Home / 106,074.74-146,378.13-58,330.10

Finding the Fourth Proportional to 106,074.74, 146,378.13 and 58,330.10

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Solution

The fourth proportional to 106,074.74, 146,378.13 and 58,330.10 is: 80,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,074.74 : 146,378.13 = 58,330.10 : x
  2. Step 2: Convert to fraction form
    106,074.74/146,378.13 = 58,330.10/x
  3. Step 3: Cross multiply
    106,074.74x = 146,378.13 × 58,330.10
  4. Step 4: Simplify right side
    106,074.74x = 8,538,250,960.71
  5. Step 5: Solve for x
    x = 8,538,250,960.71/106,074.74
  6. Step 6: Final answer
    x = 80,492.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.