Home / 50,635.81-69,837.55-47,240.49

Finding the Fourth Proportional to 50,635.81, 69,837.55 and 47,240.49

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Solution

The fourth proportional to 50,635.81, 69,837.55 and 47,240.49 is: 65,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,635.81 : 69,837.55 = 47,240.49 : x
  2. Step 2: Convert to fraction form
    50,635.81/69,837.55 = 47,240.49/x
  3. Step 3: Cross multiply
    50,635.81x = 69,837.55 × 47,240.49
  4. Step 4: Simplify right side
    50,635.81x = 3,299,160,082.40
  5. Step 5: Solve for x
    x = 3,299,160,082.40/50,635.81
  6. Step 6: Final answer
    x = 65,154.68

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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.