Home / 206,710.83-285,275.00-114,840.63

Finding the Fourth Proportional to 206,710.83, 285,275.00 and 114,840.63

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Solution

The fourth proportional to 206,710.83, 285,275.00 and 114,840.63 is: 158,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,710.83 : 285,275.00 = 114,840.63 : x
  2. Step 2: Convert to fraction form
    206,710.83/285,275.00 = 114,840.63/x
  3. Step 3: Cross multiply
    206,710.83x = 285,275.00 × 114,840.63
  4. Step 4: Simplify right side
    206,710.83x = 32,761,161,010.35
  5. Step 5: Solve for x
    x = 32,761,161,010.35/206,710.83
  6. Step 6: Final answer
    x = 158,487.88

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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.