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Finding the Fourth Proportional to 63,831.74, 88,098.32 and 48,695.82

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Solution

The fourth proportional to 63,831.74, 88,098.32 and 48,695.82 is: 67,208.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,831.74 : 88,098.32 = 48,695.82 : x
  2. Step 2: Convert to fraction form
    63,831.74/88,098.32 = 48,695.82/x
  3. Step 3: Cross multiply
    63,831.74x = 88,098.32 × 48,695.82
  4. Step 4: Simplify right side
    63,831.74x = 4,290,019,933.02
  5. Step 5: Solve for x
    x = 4,290,019,933.02/63,831.74
  6. Step 6: Final answer
    x = 67,208.26

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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.