Home / 231,818.40-347,727.60-175,831.20

Finding the Fourth Proportional to 231,818.40, 347,727.60 and 175,831.20

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Solution

The fourth proportional to 231,818.40, 347,727.60 and 175,831.20 is: 263,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,818.40 : 347,727.60 = 175,831.20 : x
  2. Step 2: Convert to fraction form
    231,818.40/347,727.60 = 175,831.20/x
  3. Step 3: Cross multiply
    231,818.40x = 347,727.60 × 175,831.20
  4. Step 4: Simplify right side
    231,818.40x = 61,141,361,181.12
  5. Step 5: Solve for x
    x = 61,141,361,181.12/231,818.40
  6. Step 6: Final answer
    x = 263,746.80

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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.