Home / 56,818.80-85,156.92-33,387.12

Finding the Fourth Proportional to 56,818.80, 85,156.92 and 33,387.12

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Solution

The fourth proportional to 56,818.80, 85,156.92 and 33,387.12 is: 50,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,818.80 : 85,156.92 = 33,387.12 : x
  2. Step 2: Convert to fraction form
    56,818.80/85,156.92 = 33,387.12/x
  3. Step 3: Cross multiply
    56,818.80x = 85,156.92 × 33,387.12
  4. Step 4: Simplify right side
    56,818.80x = 2,843,144,306.87
  5. Step 5: Solve for x
    x = 2,843,144,306.87/56,818.80
  6. Step 6: Final answer
    x = 50,038.80

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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.