Home / 234,638.28-323,803.17-127,208.07

Finding the Fourth Proportional to 234,638.28, 323,803.17 and 127,208.07

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Solution

The fourth proportional to 234,638.28, 323,803.17 and 127,208.07 is: 175,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,638.28 : 323,803.17 = 127,208.07 : x
  2. Step 2: Convert to fraction form
    234,638.28/323,803.17 = 127,208.07/x
  3. Step 3: Cross multiply
    234,638.28x = 323,803.17 × 127,208.07
  4. Step 4: Simplify right side
    234,638.28x = 41,190,376,315.58
  5. Step 5: Solve for x
    x = 41,190,376,315.58/234,638.28
  6. Step 6: Final answer
    x = 175,548.41

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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.