Home / 53,717.61-74,131.62-29,518.38

Finding the Fourth Proportional to 53,717.61, 74,131.62 and 29,518.38

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Solution

The fourth proportional to 53,717.61, 74,131.62 and 29,518.38 is: 40,736.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,717.61 : 74,131.62 = 29,518.38 : x
  2. Step 2: Convert to fraction form
    53,717.61/74,131.62 = 29,518.38/x
  3. Step 3: Cross multiply
    53,717.61x = 74,131.62 × 29,518.38
  4. Step 4: Simplify right side
    53,717.61x = 2,188,245,329.18
  5. Step 5: Solve for x
    x = 2,188,245,329.18/53,717.61
  6. Step 6: Final answer
    x = 40,736.09

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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.