Home / 107,579.49-148,464.95-59,831.81

Finding the Fourth Proportional to 107,579.49, 148,464.95 and 59,831.81

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Solution

The fourth proportional to 107,579.49, 148,464.95 and 59,831.81 is: 82,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,579.49 : 148,464.95 = 59,831.81 : x
  2. Step 2: Convert to fraction form
    107,579.49/148,464.95 = 59,831.81/x
  3. Step 3: Cross multiply
    107,579.49x = 148,464.95 × 59,831.81
  4. Step 4: Simplify right side
    107,579.49x = 8,882,926,380.90
  5. Step 5: Solve for x
    x = 8,882,926,380.90/107,579.49
  6. Step 6: Final answer
    x = 82,570.82

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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.