Home / 54,057.29-74,598.91-30,189.62

Finding the Fourth Proportional to 54,057.29, 74,598.91 and 30,189.62

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Solution

The fourth proportional to 54,057.29, 74,598.91 and 30,189.62 is: 41,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,057.29 : 74,598.91 = 30,189.62 : x
  2. Step 2: Convert to fraction form
    54,057.29/74,598.91 = 30,189.62/x
  3. Step 3: Cross multiply
    54,057.29x = 74,598.91 × 30,189.62
  4. Step 4: Simplify right side
    54,057.29x = 2,252,112,856.34
  5. Step 5: Solve for x
    x = 2,252,112,856.34/54,057.29
  6. Step 6: Final answer
    x = 41,661.60

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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.