Home / 56,275.90-84,370.07-28,181.52

Finding the Fourth Proportional to 56,275.90, 84,370.07 and 28,181.52

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Solution

The fourth proportional to 56,275.90, 84,370.07 and 28,181.52 is: 42,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,275.90 : 84,370.07 = 28,181.52 : x
  2. Step 2: Convert to fraction form
    56,275.90/84,370.07 = 28,181.52/x
  3. Step 3: Cross multiply
    56,275.90x = 84,370.07 × 28,181.52
  4. Step 4: Simplify right side
    56,275.90x = 2,377,676,885.56
  5. Step 5: Solve for x
    x = 2,377,676,885.56/56,275.90
  6. Step 6: Final answer
    x = 42,250.36

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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.