Home / 53,680.37-74,076.66-29,805.62

Finding the Fourth Proportional to 53,680.37, 74,076.66 and 29,805.62

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Solution

The fourth proportional to 53,680.37, 74,076.66 and 29,805.62 is: 41,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,680.37 : 74,076.66 = 29,805.62 : x
  2. Step 2: Convert to fraction form
    53,680.37/74,076.66 = 29,805.62/x
  3. Step 3: Cross multiply
    53,680.37x = 74,076.66 × 29,805.62
  4. Step 4: Simplify right side
    53,680.37x = 2,207,900,408.45
  5. Step 5: Solve for x
    x = 2,207,900,408.45/53,680.37
  6. Step 6: Final answer
    x = 41,130.50

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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.