Home / 268,949.93-371,159.08-148,095.55

Finding the Fourth Proportional to 268,949.93, 371,159.08 and 148,095.55

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Solution

The fourth proportional to 268,949.93, 371,159.08 and 148,095.55 is: 204,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,949.93 : 371,159.08 = 148,095.55 : x
  2. Step 2: Convert to fraction form
    268,949.93/371,159.08 = 148,095.55/x
  3. Step 3: Cross multiply
    268,949.93x = 371,159.08 × 148,095.55
  4. Step 4: Simplify right side
    268,949.93x = 54,967,008,090.09
  5. Step 5: Solve for x
    x = 54,967,008,090.09/268,949.93
  6. Step 6: Final answer
    x = 204,376.36

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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.