Home / 52,415.91-78,586.81-16,866.23

Finding the Fourth Proportional to 52,415.91, 78,586.81 and 16,866.23

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Solution

The fourth proportional to 52,415.91, 78,586.81 and 16,866.23 is: 25,287.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,415.91 : 78,586.81 = 16,866.23 : x
  2. Step 2: Convert to fraction form
    52,415.91/78,586.81 = 16,866.23/x
  3. Step 3: Cross multiply
    52,415.91x = 78,586.81 × 16,866.23
  4. Step 4: Simplify right side
    52,415.91x = 1,325,462,777.33
  5. Step 5: Solve for x
    x = 1,325,462,777.33/52,415.91
  6. Step 6: Final answer
    x = 25,287.41

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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.