Home / 268,731.31-403,096.96-97,965.83

Finding the Fourth Proportional to 268,731.31, 403,096.96 and 97,965.83

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Solution

The fourth proportional to 268,731.31, 403,096.96 and 97,965.83 is: 146,948.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,731.31 : 403,096.96 = 97,965.83 : x
  2. Step 2: Convert to fraction form
    268,731.31/403,096.96 = 97,965.83/x
  3. Step 3: Cross multiply
    268,731.31x = 403,096.96 × 97,965.83
  4. Step 4: Simplify right side
    268,731.31x = 39,489,725,812.79
  5. Step 5: Solve for x
    x = 39,489,725,812.79/268,731.31
  6. Step 6: Final answer
    x = 146,948.74

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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.