Home / 163,637.38-225,818.17-92,015.87

Finding the Fourth Proportional to 163,637.38, 225,818.17 and 92,015.87

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Solution

The fourth proportional to 163,637.38, 225,818.17 and 92,015.87 is: 126,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,637.38 : 225,818.17 = 92,015.87 : x
  2. Step 2: Convert to fraction form
    163,637.38/225,818.17 = 92,015.87/x
  3. Step 3: Cross multiply
    163,637.38x = 225,818.17 × 92,015.87
  4. Step 4: Simplify right side
    163,637.38x = 20,778,855,708.86
  5. Step 5: Solve for x
    x = 20,778,855,708.86/163,637.38
  6. Step 6: Final answer
    x = 126,981.11

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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.