Home / 152,831.40-229,311.90-96,714.60

Finding the Fourth Proportional to 152,831.40, 229,311.90 and 96,714.60

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Solution

The fourth proportional to 152,831.40, 229,311.90 and 96,714.60 is: 145,112.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,831.40 : 229,311.90 = 96,714.60 : x
  2. Step 2: Convert to fraction form
    152,831.40/229,311.90 = 96,714.60/x
  3. Step 3: Cross multiply
    152,831.40x = 229,311.90 × 96,714.60
  4. Step 4: Simplify right side
    152,831.40x = 22,177,808,683.74
  5. Step 5: Solve for x
    x = 22,177,808,683.74/152,831.40
  6. Step 6: Final answer
    x = 145,112.91

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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.