Home / 271,987.18-375,320.26-157,273.24

Finding the Fourth Proportional to 271,987.18, 375,320.26 and 157,273.24

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Solution

The fourth proportional to 271,987.18, 375,320.26 and 157,273.24 is: 217,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,987.18 : 375,320.26 = 157,273.24 : x
  2. Step 2: Convert to fraction form
    271,987.18/375,320.26 = 157,273.24/x
  3. Step 3: Cross multiply
    271,987.18x = 375,320.26 × 157,273.24
  4. Step 4: Simplify right side
    271,987.18x = 59,027,833,327.84
  5. Step 5: Solve for x
    x = 59,027,833,327.84/271,987.18
  6. Step 6: Final answer
    x = 217,024.32

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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.