Home / 177,476.20-266,214.30-163,959.40

Finding the Fourth Proportional to 177,476.20, 266,214.30 and 163,959.40

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Solution

The fourth proportional to 177,476.20, 266,214.30 and 163,959.40 is: 245,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,476.20 : 266,214.30 = 163,959.40 : x
  2. Step 2: Convert to fraction form
    177,476.20/266,214.30 = 163,959.40/x
  3. Step 3: Cross multiply
    177,476.20x = 266,214.30 × 163,959.40
  4. Step 4: Simplify right side
    177,476.20x = 43,648,336,899.42
  5. Step 5: Solve for x
    x = 43,648,336,899.42/177,476.20
  6. Step 6: Final answer
    x = 245,939.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.