Home / 173,817.76-239,851.92-138,094.24

Finding the Fourth Proportional to 173,817.76, 239,851.92 and 138,094.24

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Solution

The fourth proportional to 173,817.76, 239,851.92 and 138,094.24 is: 190,556.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,817.76 : 239,851.92 = 138,094.24 : x
  2. Step 2: Convert to fraction form
    173,817.76/239,851.92 = 138,094.24/x
  3. Step 3: Cross multiply
    173,817.76x = 239,851.92 × 138,094.24
  4. Step 4: Simplify right side
    173,817.76x = 33,122,168,604.94
  5. Step 5: Solve for x
    x = 33,122,168,604.94/173,817.76
  6. Step 6: Final answer
    x = 190,556.87

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1.5x scale

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.