Home / 57,988.38-79,846.02-50,777.04

Finding the Fourth Proportional to 57,988.38, 79,846.02 and 50,777.04

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Solution

The fourth proportional to 57,988.38, 79,846.02 and 50,777.04 is: 69,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,988.38 : 79,846.02 = 50,777.04 : x
  2. Step 2: Convert to fraction form
    57,988.38/79,846.02 = 50,777.04/x
  3. Step 3: Cross multiply
    57,988.38x = 79,846.02 × 50,777.04
  4. Step 4: Simplify right side
    57,988.38x = 4,054,344,551.38
  5. Step 5: Solve for x
    x = 4,054,344,551.38/57,988.38
  6. Step 6: Final answer
    x = 69,916.50

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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.