Home / 185,057.56-255,360.50-107,521.12

Finding the Fourth Proportional to 185,057.56, 255,360.50 and 107,521.12

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Solution

The fourth proportional to 185,057.56, 255,360.50 and 107,521.12 is: 148,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,057.56 : 255,360.50 = 107,521.12 : x
  2. Step 2: Convert to fraction form
    185,057.56/255,360.50 = 107,521.12/x
  3. Step 3: Cross multiply
    185,057.56x = 255,360.50 × 107,521.12
  4. Step 4: Simplify right side
    185,057.56x = 27,456,647,148.56
  5. Step 5: Solve for x
    x = 27,456,647,148.56/185,057.56
  6. Step 6: Final answer
    x = 148,368.15

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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.