Home / 105,527.41-158,253.75-38,949.66

Finding the Fourth Proportional to 105,527.41, 158,253.75 and 38,949.66

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Solution

The fourth proportional to 105,527.41, 158,253.75 and 38,949.66 is: 58,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,527.41 : 158,253.75 = 38,949.66 : x
  2. Step 2: Convert to fraction form
    105,527.41/158,253.75 = 38,949.66/x
  3. Step 3: Cross multiply
    105,527.41x = 158,253.75 × 38,949.66
  4. Step 4: Simplify right side
    105,527.41x = 6,163,929,756.23
  5. Step 5: Solve for x
    x = 6,163,929,756.23/105,527.41
  6. Step 6: Final answer
    x = 58,410.70

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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.