Home / 53,920.47-74,409.23-30,046.62

Finding the Fourth Proportional to 53,920.47, 74,409.23 and 30,046.62

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Solution

The fourth proportional to 53,920.47, 74,409.23 and 30,046.62 is: 41,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920.47 : 74,409.23 = 30,046.62 : x
  2. Step 2: Convert to fraction form
    53,920.47/74,409.23 = 30,046.62/x
  3. Step 3: Cross multiply
    53,920.47x = 74,409.23 × 30,046.62
  4. Step 4: Simplify right side
    53,920.47x = 2,235,745,858.30
  5. Step 5: Solve for x
    x = 2,235,745,858.30/53,920.47
  6. Step 6: Final answer
    x = 41,463.77

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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.