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Finding the Fourth Proportional to 116,610.53, 174,831.62 and 45,472.88

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Solution

The fourth proportional to 116,610.53, 174,831.62 and 45,472.88 is: 68,176.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,610.53 : 174,831.62 = 45,472.88 : x
  2. Step 2: Convert to fraction form
    116,610.53/174,831.62 = 45,472.88/x
  3. Step 3: Cross multiply
    116,610.53x = 174,831.62 × 45,472.88
  4. Step 4: Simplify right side
    116,610.53x = 7,950,097,486.18
  5. Step 5: Solve for x
    x = 7,950,097,486.18/116,610.53
  6. Step 6: Final answer
    x = 68,176.50

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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.