Home / 57,888.27-86,831.46-18,444.85

Finding the Fourth Proportional to 57,888.27, 86,831.46 and 18,444.85

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Solution

The fourth proportional to 57,888.27, 86,831.46 and 18,444.85 is: 27,666.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,888.27 : 86,831.46 = 18,444.85 : x
  2. Step 2: Convert to fraction form
    57,888.27/86,831.46 = 18,444.85/x
  3. Step 3: Cross multiply
    57,888.27x = 86,831.46 × 18,444.85
  4. Step 4: Simplify right side
    57,888.27x = 1,601,593,037.90
  5. Step 5: Solve for x
    x = 1,601,593,037.90/57,888.27
  6. Step 6: Final answer
    x = 27,666.97

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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.