Home / 259,136.31-357,592.36-142,844.67

Finding the Fourth Proportional to 259,136.31, 357,592.36 and 142,844.67

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Solution

The fourth proportional to 259,136.31, 357,592.36 and 142,844.67 is: 197,116.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,136.31 : 357,592.36 = 142,844.67 : x
  2. Step 2: Convert to fraction form
    259,136.31/357,592.36 = 142,844.67/x
  3. Step 3: Cross multiply
    259,136.31x = 357,592.36 × 142,844.67
  4. Step 4: Simplify right side
    259,136.31x = 51,080,162,658.72
  5. Step 5: Solve for x
    x = 51,080,162,658.72/259,136.31
  6. Step 6: Final answer
    x = 197,116.96

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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.