Home / 194,831.04-268,871.12-107,615.92

Finding the Fourth Proportional to 194,831.04, 268,871.12 and 107,615.92

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Solution

The fourth proportional to 194,831.04, 268,871.12 and 107,615.92 is: 148,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,831.04 : 268,871.12 = 107,615.92 : x
  2. Step 2: Convert to fraction form
    194,831.04/268,871.12 = 107,615.92/x
  3. Step 3: Cross multiply
    194,831.04x = 268,871.12 × 107,615.92
  4. Step 4: Simplify right side
    194,831.04x = 28,934,812,940.23
  5. Step 5: Solve for x
    x = 28,934,812,940.23/194,831.04
  6. Step 6: Final answer
    x = 148,512.34

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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.