Home / 92,011.68-138,017.37-28,836.66

Finding the Fourth Proportional to 92,011.68, 138,017.37 and 28,836.66

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Solution

The fourth proportional to 92,011.68, 138,017.37 and 28,836.66 is: 43,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,011.68 : 138,017.37 = 28,836.66 : x
  2. Step 2: Convert to fraction form
    92,011.68/138,017.37 = 28,836.66/x
  3. Step 3: Cross multiply
    92,011.68x = 138,017.37 × 28,836.66
  4. Step 4: Simplify right side
    92,011.68x = 3,979,959,972.78
  5. Step 5: Solve for x
    x = 3,979,959,972.78/92,011.68
  6. Step 6: Final answer
    x = 43,254.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.