Home / 271,837.51-375,140.40-149,335.04

Finding the Fourth Proportional to 271,837.51, 375,140.40 and 149,335.04

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Solution

The fourth proportional to 271,837.51, 375,140.40 and 149,335.04 is: 206,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,837.51 : 375,140.40 = 149,335.04 : x
  2. Step 2: Convert to fraction form
    271,837.51/375,140.40 = 149,335.04/x
  3. Step 3: Cross multiply
    271,837.51x = 375,140.40 × 149,335.04
  4. Step 4: Simplify right side
    271,837.51x = 56,021,606,639.62
  5. Step 5: Solve for x
    x = 56,021,606,639.62/271,837.51
  6. Step 6: Final answer
    x = 206,084.90

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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.