Home / 107,831.49-148,807.46-62,535.74

Finding the Fourth Proportional to 107,831.49, 148,807.46 and 62,535.74

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Solution

The fourth proportional to 107,831.49, 148,807.46 and 62,535.74 is: 86,299.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,831.49 : 148,807.46 = 62,535.74 : x
  2. Step 2: Convert to fraction form
    107,831.49/148,807.46 = 62,535.74/x
  3. Step 3: Cross multiply
    107,831.49x = 148,807.46 × 62,535.74
  4. Step 4: Simplify right side
    107,831.49x = 9,305,784,628.62
  5. Step 5: Solve for x
    x = 9,305,784,628.62/107,831.49
  6. Step 6: Final answer
    x = 86,299.32

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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.