Home / 163,741.92-225,951.76-92,108.15

Finding the Fourth Proportional to 163,741.92, 225,951.76 and 92,108.15

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Solution

The fourth proportional to 163,741.92, 225,951.76 and 92,108.15 is: 127,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,741.92 : 225,951.76 = 92,108.15 : x
  2. Step 2: Convert to fraction form
    163,741.92/225,951.76 = 92,108.15/x
  3. Step 3: Cross multiply
    163,741.92x = 225,951.76 × 92,108.15
  4. Step 4: Simplify right side
    163,741.92x = 20,811,998,602.84
  5. Step 5: Solve for x
    x = 20,811,998,602.84/163,741.92
  6. Step 6: Final answer
    x = 127,102.45

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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.