Home / 53,920.49-74,401.54-30,046.55

Finding the Fourth Proportional to 53,920.49, 74,401.54 and 30,046.55

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Solution

The fourth proportional to 53,920.49, 74,401.54 and 30,046.55 is: 41,459.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920.49 : 74,401.54 = 30,046.55 : x
  2. Step 2: Convert to fraction form
    53,920.49/74,401.54 = 30,046.55/x
  3. Step 3: Cross multiply
    53,920.49x = 74,401.54 × 30,046.55
  4. Step 4: Simplify right side
    53,920.49x = 2,235,509,144.56
  5. Step 5: Solve for x
    x = 2,235,509,144.56/53,920.49
  6. Step 6: Final answer
    x = 41,459.37

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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.