Home / 101,576.18-140,198.44-67,586.08

Finding the Fourth Proportional to 101,576.18, 140,198.44 and 67,586.08

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Solution

The fourth proportional to 101,576.18, 140,198.44 and 67,586.08 is: 93,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,576.18 : 140,198.44 = 67,586.08 : x
  2. Step 2: Convert to fraction form
    101,576.18/140,198.44 = 67,586.08/x
  3. Step 3: Cross multiply
    101,576.18x = 140,198.44 × 67,586.08
  4. Step 4: Simplify right side
    101,576.18x = 9,475,462,981.72
  5. Step 5: Solve for x
    x = 9,475,462,981.72/101,576.18
  6. Step 6: Final answer
    x = 93,284.30

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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.