Home / 110,517.91-152,539.31-70,223.80

Finding the Fourth Proportional to 110,517.91, 152,539.31 and 70,223.80

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Solution

The fourth proportional to 110,517.91, 152,539.31 and 70,223.80 is: 96,924.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,517.91 : 152,539.31 = 70,223.80 : x
  2. Step 2: Convert to fraction form
    110,517.91/152,539.31 = 70,223.80/x
  3. Step 3: Cross multiply
    110,517.91x = 152,539.31 × 70,223.80
  4. Step 4: Simplify right side
    110,517.91x = 10,711,889,997.58
  5. Step 5: Solve for x
    x = 10,711,889,997.58/110,517.91
  6. Step 6: Final answer
    x = 96,924.47

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1.5x scale

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.