Home / 118,787.07-178,208.16-34,549.23

Finding the Fourth Proportional to 118,787.07, 178,208.16 and 34,549.23

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Solution

The fourth proportional to 118,787.07, 178,208.16 and 34,549.23 is: 51,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,787.07 : 178,208.16 = 34,549.23 : x
  2. Step 2: Convert to fraction form
    118,787.07/178,208.16 = 34,549.23/x
  3. Step 3: Cross multiply
    118,787.07x = 178,208.16 × 34,549.23
  4. Step 4: Simplify right side
    118,787.07x = 6,156,954,707.72
  5. Step 5: Solve for x
    x = 6,156,954,707.72/118,787.07
  6. Step 6: Final answer
    x = 51,831.86

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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.