Home / 168,849.95-231,792.75-144,935.10

Finding the Fourth Proportional to 168,849.95, 231,792.75 and 144,935.10

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Solution

The fourth proportional to 168,849.95, 231,792.75 and 144,935.10 is: 198,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,849.95 : 231,792.75 = 144,935.10 : x
  2. Step 2: Convert to fraction form
    168,849.95/231,792.75 = 144,935.10/x
  3. Step 3: Cross multiply
    168,849.95x = 231,792.75 × 144,935.10
  4. Step 4: Simplify right side
    168,849.95x = 33,594,905,400.53
  5. Step 5: Solve for x
    x = 33,594,905,400.53/168,849.95
  6. Step 6: Final answer
    x = 198,963.08

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.