Home / 117,174.08-175,669.92-60,989.12

Finding the Fourth Proportional to 117,174.08, 175,669.92 and 60,989.12

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Solution

The fourth proportional to 117,174.08, 175,669.92 and 60,989.12 is: 91,436.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,174.08 : 175,669.92 = 60,989.12 : x
  2. Step 2: Convert to fraction form
    117,174.08/175,669.92 = 60,989.12/x
  3. Step 3: Cross multiply
    117,174.08x = 175,669.92 × 60,989.12
  4. Step 4: Simplify right side
    117,174.08x = 10,713,953,831.27
  5. Step 5: Solve for x
    x = 10,713,953,831.27/117,174.08
  6. Step 6: Final answer
    x = 91,436.21

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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.