Home / 159,011.70-238,515.87-40,682.10

Finding the Fourth Proportional to 159,011.70, 238,515.87 and 40,682.10

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Solution

The fourth proportional to 159,011.70, 238,515.87 and 40,682.10 is: 61,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,011.70 : 238,515.87 = 40,682.10 : x
  2. Step 2: Convert to fraction form
    159,011.70/238,515.87 = 40,682.10/x
  3. Step 3: Cross multiply
    159,011.70x = 238,515.87 × 40,682.10
  4. Step 4: Simplify right side
    159,011.70x = 9,703,326,474.93
  5. Step 5: Solve for x
    x = 9,703,326,474.93/159,011.70
  6. Step 6: Final answer
    x = 61,022.72

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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.