Home / 182,275.86-251,439.58-106,809.78

Finding the Fourth Proportional to 182,275.86, 251,439.58 and 106,809.78

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Solution

The fourth proportional to 182,275.86, 251,439.58 and 106,809.78 is: 147,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,275.86 : 251,439.58 = 106,809.78 : x
  2. Step 2: Convert to fraction form
    182,275.86/251,439.58 = 106,809.78/x
  3. Step 3: Cross multiply
    182,275.86x = 251,439.58 × 106,809.78
  4. Step 4: Simplify right side
    182,275.86x = 26,856,206,223.09
  5. Step 5: Solve for x
    x = 26,856,206,223.09/182,275.86
  6. Step 6: Final answer
    x = 147,338.25

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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.