Home / 57,831.52-86,688.20-32,818.74

Finding the Fourth Proportional to 57,831.52, 86,688.20 and 32,818.74

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Solution

The fourth proportional to 57,831.52, 86,688.20 and 32,818.74 is: 49,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,831.52 : 86,688.20 = 32,818.74 : x
  2. Step 2: Convert to fraction form
    57,831.52/86,688.20 = 32,818.74/x
  3. Step 3: Cross multiply
    57,831.52x = 86,688.20 × 32,818.74
  4. Step 4: Simplify right side
    57,831.52x = 2,844,997,496.87
  5. Step 5: Solve for x
    x = 2,844,997,496.87/57,831.52
  6. Step 6: Final answer
    x = 49,194.58

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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.