Home / 48,505.96-66,930.66-30,610.84

Finding the Fourth Proportional to 48,505.96, 66,930.66 and 30,610.84

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Solution

The fourth proportional to 48,505.96, 66,930.66 and 30,610.84 is: 42,238.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505.96 : 66,930.66 = 30,610.84 : x
  2. Step 2: Convert to fraction form
    48,505.96/66,930.66 = 30,610.84/x
  3. Step 3: Cross multiply
    48,505.96x = 66,930.66 × 30,610.84
  4. Step 4: Simplify right side
    48,505.96x = 2,048,803,724.35
  5. Step 5: Solve for x
    x = 2,048,803,724.35/48,505.96
  6. Step 6: Final answer
    x = 42,238.19

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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.