Home / 159,011.40-238,539.78-53,860.44

Finding the Fourth Proportional to 159,011.40, 238,539.78 and 53,860.44

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Solution

The fourth proportional to 159,011.40, 238,539.78 and 53,860.44 is: 80,798.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,011.40 : 238,539.78 = 53,860.44 : x
  2. Step 2: Convert to fraction form
    159,011.40/238,539.78 = 53,860.44/x
  3. Step 3: Cross multiply
    159,011.40x = 238,539.78 × 53,860.44
  4. Step 4: Simplify right side
    159,011.40x = 12,847,857,508.30
  5. Step 5: Solve for x
    x = 12,847,857,508.30/159,011.40
  6. Step 6: Final answer
    x = 80,798.34

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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.