Home / 194,645.16-268,442.51-126,637.29

Finding the Fourth Proportional to 194,645.16, 268,442.51 and 126,637.29

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Solution

The fourth proportional to 194,645.16, 268,442.51 and 126,637.29 is: 174,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,645.16 : 268,442.51 = 126,637.29 : x
  2. Step 2: Convert to fraction form
    194,645.16/268,442.51 = 126,637.29/x
  3. Step 3: Cross multiply
    194,645.16x = 268,442.51 × 126,637.29
  4. Step 4: Simplify right side
    194,645.16x = 33,994,831,354.01
  5. Step 5: Solve for x
    x = 33,994,831,354.01/194,645.16
  6. Step 6: Final answer
    x = 174,650.28

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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.