Home / 250,432.64-345,596.38-135,714.48

Finding the Fourth Proportional to 250,432.64, 345,596.38 and 135,714.48

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Solution

The fourth proportional to 250,432.64, 345,596.38 and 135,714.48 is: 187,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,432.64 : 345,596.38 = 135,714.48 : x
  2. Step 2: Convert to fraction form
    250,432.64/345,596.38 = 135,714.48/x
  3. Step 3: Cross multiply
    250,432.64x = 345,596.38 × 135,714.48
  4. Step 4: Simplify right side
    250,432.64x = 46,902,433,001.58
  5. Step 5: Solve for x
    x = 46,902,433,001.58/250,432.64
  6. Step 6: Final answer
    x = 187,285.62

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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.