Home / 54,035.78-74,569.46-30,162.44

Finding the Fourth Proportional to 54,035.78, 74,569.46 and 30,162.44

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Solution

The fourth proportional to 54,035.78, 74,569.46 and 30,162.44 is: 41,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,035.78 : 74,569.46 = 30,162.44 : x
  2. Step 2: Convert to fraction form
    54,035.78/74,569.46 = 30,162.44/x
  3. Step 3: Cross multiply
    54,035.78x = 74,569.46 × 30,162.44
  4. Step 4: Simplify right side
    54,035.78x = 2,249,196,898.69
  5. Step 5: Solve for x
    x = 2,249,196,898.69/54,035.78
  6. Step 6: Final answer
    x = 41,624.22

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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.