Home / 103,613.11-155,439.11-33,473.59

Finding the Fourth Proportional to 103,613.11, 155,439.11 and 33,473.59

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Solution

The fourth proportional to 103,613.11, 155,439.11 and 33,473.59 is: 50,216.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,613.11 : 155,439.11 = 33,473.59 : x
  2. Step 2: Convert to fraction form
    103,613.11/155,439.11 = 33,473.59/x
  3. Step 3: Cross multiply
    103,613.11x = 155,439.11 × 33,473.59
  4. Step 4: Simplify right side
    103,613.11x = 5,203,105,038.10
  5. Step 5: Solve for x
    x = 5,203,105,038.10/103,613.11
  6. Step 6: Final answer
    x = 50,216.67

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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.