Home / 163,521.64-225,721.54-95,560.76

Finding the Fourth Proportional to 163,521.64, 225,721.54 and 95,560.76

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Solution

The fourth proportional to 163,521.64, 225,721.54 and 95,560.76 is: 131,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,521.64 : 225,721.54 = 95,560.76 : x
  2. Step 2: Convert to fraction form
    163,521.64/225,721.54 = 95,560.76/x
  3. Step 3: Cross multiply
    163,521.64x = 225,721.54 × 95,560.76
  4. Step 4: Simplify right side
    163,521.64x = 21,570,121,910.77
  5. Step 5: Solve for x
    x = 21,570,121,910.77/163,521.64
  6. Step 6: Final answer
    x = 131,909.89

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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.