Home / 92,587.40-127,769.10-50,145.56

Finding the Fourth Proportional to 92,587.40, 127,769.10 and 50,145.56

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Solution

The fourth proportional to 92,587.40, 127,769.10 and 50,145.56 is: 69,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,587.40 : 127,769.10 = 50,145.56 : x
  2. Step 2: Convert to fraction form
    92,587.40/127,769.10 = 50,145.56/x
  3. Step 3: Cross multiply
    92,587.40x = 127,769.10 × 50,145.56
  4. Step 4: Simplify right side
    92,587.40x = 6,407,053,070.20
  5. Step 5: Solve for x
    x = 6,407,053,070.20/92,587.40
  6. Step 6: Final answer
    x = 69,200.05

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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.