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Finding the Fourth Proportional to 50,045.68, 74,948.91 and 27,803.89

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Solution

The fourth proportional to 50,045.68, 74,948.91 and 27,803.89 is: 41,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,045.68 : 74,948.91 = 27,803.89 : x
  2. Step 2: Convert to fraction form
    50,045.68/74,948.91 = 27,803.89/x
  3. Step 3: Cross multiply
    50,045.68x = 74,948.91 × 27,803.89
  4. Step 4: Simplify right side
    50,045.68x = 2,083,871,249.26
  5. Step 5: Solve for x
    x = 2,083,871,249.26/50,045.68
  6. Step 6: Final answer
    x = 41,639.38

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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.