Home / 54,033.60-74,569.10-30,160.47

Finding the Fourth Proportional to 54,033.60, 74,569.10 and 30,160.47

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Solution

The fourth proportional to 54,033.60, 74,569.10 and 30,160.47 is: 41,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033.60 : 74,569.10 = 30,160.47 : x
  2. Step 2: Convert to fraction form
    54,033.60/74,569.10 = 30,160.47/x
  3. Step 3: Cross multiply
    54,033.60x = 74,569.10 × 30,160.47
  4. Step 4: Simplify right side
    54,033.60x = 2,249,038,952.67
  5. Step 5: Solve for x
    x = 2,249,038,952.67/54,033.60
  6. Step 6: Final answer
    x = 41,622.97

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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.