Home / 53,640.88-74,024.62-29,770.98

Finding the Fourth Proportional to 53,640.88, 74,024.62 and 29,770.98

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Solution

The fourth proportional to 53,640.88, 74,024.62 and 29,770.98 is: 41,084.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640.88 : 74,024.62 = 29,770.98 : x
  2. Step 2: Convert to fraction form
    53,640.88/74,024.62 = 29,770.98/x
  3. Step 3: Cross multiply
    53,640.88x = 74,024.62 × 29,770.98
  4. Step 4: Simplify right side
    53,640.88x = 2,203,785,481.53
  5. Step 5: Solve for x
    x = 2,203,785,481.53/53,640.88
  6. Step 6: Final answer
    x = 41,084.07

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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.