Home / 54,114.57-81,152.39-31,632.93

Finding the Fourth Proportional to 54,114.57, 81,152.39 and 31,632.93

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Solution

The fourth proportional to 54,114.57, 81,152.39 and 31,632.93 is: 47,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,114.57 : 81,152.39 = 31,632.93 : x
  2. Step 2: Convert to fraction form
    54,114.57/81,152.39 = 31,632.93/x
  3. Step 3: Cross multiply
    54,114.57x = 81,152.39 × 31,632.93
  4. Step 4: Simplify right side
    54,114.57x = 2,567,087,951.29
  5. Step 5: Solve for x
    x = 2,567,087,951.29/54,114.57
  6. Step 6: Final answer
    x = 47,438.02

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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.