Home / 40,376-60,619.68-27,866.36

Finding the Fourth Proportional to 40,376, 60,619.68 and 27,866.36

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Solution

The fourth proportional to 40,376, 60,619.68 and 27,866.36 is: 41,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376 : 60,619.68 = 27,866.36 : x
  2. Step 2: Convert to fraction form
    40,376/60,619.68 = 27,866.36/x
  3. Step 3: Cross multiply
    40,376x = 60,619.68 × 27,866.36
  4. Step 4: Simplify right side
    40,376x = 1,689,249,825.96
  5. Step 5: Solve for x
    x = 1,689,249,825.96/40,376
  6. Step 6: Final answer
    x = 41,837.97

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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.