Home / 49,999.14-69,006.06-28,778.22

Finding the Fourth Proportional to 49,999.14, 69,006.06 and 28,778.22

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Solution

The fourth proportional to 49,999.14, 69,006.06 and 28,778.22 is: 39,718.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,999.14 : 69,006.06 = 28,778.22 : x
  2. Step 2: Convert to fraction form
    49,999.14/69,006.06 = 28,778.22/x
  3. Step 3: Cross multiply
    49,999.14x = 69,006.06 × 28,778.22
  4. Step 4: Simplify right side
    49,999.14x = 1,985,871,576.01
  5. Step 5: Solve for x
    x = 1,985,871,576.01/49,999.14
  6. Step 6: Final answer
    x = 39,718.11

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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.