Home / 279,180.24-385,257.08-164,463.59

Finding the Fourth Proportional to 279,180.24, 385,257.08 and 164,463.59

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Solution

The fourth proportional to 279,180.24, 385,257.08 and 164,463.59 is: 226,952.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,180.24 : 385,257.08 = 164,463.59 : x
  2. Step 2: Convert to fraction form
    279,180.24/385,257.08 = 164,463.59/x
  3. Step 3: Cross multiply
    279,180.24x = 385,257.08 × 164,463.59
  4. Step 4: Simplify right side
    279,180.24x = 63,360,759,701.11
  5. Step 5: Solve for x
    x = 63,360,759,701.11/279,180.24
  6. Step 6: Final answer
    x = 226,952.88

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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.