Home / 206,852.31-285,487.07-126,326.16

Finding the Fourth Proportional to 206,852.31, 285,487.07 and 126,326.16

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Solution

The fourth proportional to 206,852.31, 285,487.07 and 126,326.16 is: 174,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,852.31 : 285,487.07 = 126,326.16 : x
  2. Step 2: Convert to fraction form
    206,852.31/285,487.07 = 126,326.16/x
  3. Step 3: Cross multiply
    206,852.31x = 285,487.07 × 126,326.16
  4. Step 4: Simplify right side
    206,852.31x = 36,064,484,651.12
  5. Step 5: Solve for x
    x = 36,064,484,651.12/206,852.31
  6. Step 6: Final answer
    x = 174,348.96

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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.