Home / 57,737.47-86,608.64-18,293.71

Finding the Fourth Proportional to 57,737.47, 86,608.64 and 18,293.71

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Solution

The fourth proportional to 57,737.47, 86,608.64 and 18,293.71 is: 27,441.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,737.47 : 86,608.64 = 18,293.71 : x
  2. Step 2: Convert to fraction form
    57,737.47/86,608.64 = 18,293.71/x
  3. Step 3: Cross multiply
    57,737.47x = 86,608.64 × 18,293.71
  4. Step 4: Simplify right side
    57,737.47x = 1,584,393,343.65
  5. Step 5: Solve for x
    x = 1,584,393,343.65/57,737.47
  6. Step 6: Final answer
    x = 27,441.34

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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.