Home / 194,700.04-268,807.69-149,290.79

Finding the Fourth Proportional to 194,700.04, 268,807.69 and 149,290.79

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Solution

The fourth proportional to 194,700.04, 268,807.69 and 149,290.79 is: 206,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,700.04 : 268,807.69 = 149,290.79 : x
  2. Step 2: Convert to fraction form
    194,700.04/268,807.69 = 149,290.79/x
  3. Step 3: Cross multiply
    194,700.04x = 268,807.69 × 149,290.79
  4. Step 4: Simplify right side
    194,700.04x = 40,130,512,398.18
  5. Step 5: Solve for x
    x = 40,130,512,398.18/194,700.04
  6. Step 6: Final answer
    x = 206,114.56

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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.