Home / 51,560.06-71,151.66-28,589.77

Finding the Fourth Proportional to 51,560.06, 71,151.66 and 28,589.77

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Solution

The fourth proportional to 51,560.06, 71,151.66 and 28,589.77 is: 39,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,560.06 : 71,151.66 = 28,589.77 : x
  2. Step 2: Convert to fraction form
    51,560.06/71,151.66 = 28,589.77/x
  3. Step 3: Cross multiply
    51,560.06x = 71,151.66 × 28,589.77
  4. Step 4: Simplify right side
    51,560.06x = 2,034,209,683.46
  5. Step 5: Solve for x
    x = 2,034,209,683.46/51,560.06
  6. Step 6: Final answer
    x = 39,453.21

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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.