Home / 48,404.20-66,768.81-30,468.07

Finding the Fourth Proportional to 48,404.20, 66,768.81 and 30,468.07

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Solution

The fourth proportional to 48,404.20, 66,768.81 and 30,468.07 is: 42,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,404.20 : 66,768.81 = 30,468.07 : x
  2. Step 2: Convert to fraction form
    48,404.20/66,768.81 = 30,468.07/x
  3. Step 3: Cross multiply
    48,404.20x = 66,768.81 × 30,468.07
  4. Step 4: Simplify right side
    48,404.20x = 2,034,316,443.05
  5. Step 5: Solve for x
    x = 2,034,316,443.05/48,404.20
  6. Step 6: Final answer
    x = 42,027.69

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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.