Home / 107,578.86-148,464.08-59,831.18

Finding the Fourth Proportional to 107,578.86, 148,464.08 and 59,831.18

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Solution

The fourth proportional to 107,578.86, 148,464.08 and 59,831.18 is: 82,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,578.86 : 148,464.08 = 59,831.18 : x
  2. Step 2: Convert to fraction form
    107,578.86/148,464.08 = 59,831.18/x
  3. Step 3: Cross multiply
    107,578.86x = 148,464.08 × 59,831.18
  4. Step 4: Simplify right side
    107,578.86x = 8,882,781,614.75
  5. Step 5: Solve for x
    x = 8,882,781,614.75/107,578.86
  6. Step 6: Final answer
    x = 82,569.95

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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.