Home / 51,804.56-71,490.18-29,143.56

Finding the Fourth Proportional to 51,804.56, 71,490.18 and 29,143.56

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Solution

The fourth proportional to 51,804.56, 71,490.18 and 29,143.56 is: 40,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,804.56 : 71,490.18 = 29,143.56 : x
  2. Step 2: Convert to fraction form
    51,804.56/71,490.18 = 29,143.56/x
  3. Step 3: Cross multiply
    51,804.56x = 71,490.18 × 29,143.56
  4. Step 4: Simplify right side
    51,804.56x = 2,083,478,350.24
  5. Step 5: Solve for x
    x = 2,083,478,350.24/51,804.56
  6. Step 6: Final answer
    x = 40,218.05

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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.