Home / 56,269.80-84,404.70-51,677.10

Finding the Fourth Proportional to 56,269.80, 84,404.70 and 51,677.10

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Solution

The fourth proportional to 56,269.80, 84,404.70 and 51,677.10 is: 77,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,269.80 : 84,404.70 = 51,677.10 : x
  2. Step 2: Convert to fraction form
    56,269.80/84,404.70 = 51,677.10/x
  3. Step 3: Cross multiply
    56,269.80x = 84,404.70 × 51,677.10
  4. Step 4: Simplify right side
    56,269.80x = 4,361,790,122.37
  5. Step 5: Solve for x
    x = 4,361,790,122.37/56,269.80
  6. Step 6: Final answer
    x = 77,515.65

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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.