Home / 97,831.60-146,747.40-62,810.80

Finding the Fourth Proportional to 97,831.60, 146,747.40 and 62,810.80

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Solution

The fourth proportional to 97,831.60, 146,747.40 and 62,810.80 is: 94,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,831.60 : 146,747.40 = 62,810.80 : x
  2. Step 2: Convert to fraction form
    97,831.60/146,747.40 = 62,810.80/x
  3. Step 3: Cross multiply
    97,831.60x = 146,747.40 × 62,810.80
  4. Step 4: Simplify right side
    97,831.60x = 9,217,321,591.92
  5. Step 5: Solve for x
    x = 9,217,321,591.92/97,831.60
  6. Step 6: Final answer
    x = 94,216.20

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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.