Home / 54,035.52-74,568.72-30,160.76

Finding the Fourth Proportional to 54,035.52, 74,568.72 and 30,160.76

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Solution

The fourth proportional to 54,035.52, 74,568.72 and 30,160.76 is: 41,621.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,035.52 : 74,568.72 = 30,160.76 : x
  2. Step 2: Convert to fraction form
    54,035.52/74,568.72 = 30,160.76/x
  3. Step 3: Cross multiply
    54,035.52x = 74,568.72 × 30,160.76
  4. Step 4: Simplify right side
    54,035.52x = 2,249,049,267.43
  5. Step 5: Solve for x
    x = 2,249,049,267.43/54,035.52
  6. Step 6: Final answer
    x = 41,621.68

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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.