Home / 49,871.45-68,825.23-28,652.08

Finding the Fourth Proportional to 49,871.45, 68,825.23 and 28,652.08

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Solution

The fourth proportional to 49,871.45, 68,825.23 and 28,652.08 is: 39,541.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,871.45 : 68,825.23 = 28,652.08 : x
  2. Step 2: Convert to fraction form
    49,871.45/68,825.23 = 28,652.08/x
  3. Step 3: Cross multiply
    49,871.45x = 68,825.23 × 28,652.08
  4. Step 4: Simplify right side
    49,871.45x = 1,971,985,995.98
  5. Step 5: Solve for x
    x = 1,971,985,995.98/49,871.45
  6. Step 6: Final answer
    x = 39,541.38

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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.