Home / 110,937.40-166,470.90-40,823.80

Finding the Fourth Proportional to 110,937.40, 166,470.90 and 40,823.80

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Solution

The fourth proportional to 110,937.40, 166,470.90 and 40,823.80 is: 61,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,937.40 : 166,470.90 = 40,823.80 : x
  2. Step 2: Convert to fraction form
    110,937.40/166,470.90 = 40,823.80/x
  3. Step 3: Cross multiply
    110,937.40x = 166,470.90 × 40,823.80
  4. Step 4: Simplify right side
    110,937.40x = 6,795,974,727.42
  5. Step 5: Solve for x
    x = 6,795,974,727.42/110,937.40
  6. Step 6: Final answer
    x = 61,259.55

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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.