Home / 94,490.53-141,755.78-31,307.09

Finding the Fourth Proportional to 94,490.53, 141,755.78 and 31,307.09

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Solution

The fourth proportional to 94,490.53, 141,755.78 and 31,307.09 is: 46,967.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,490.53 : 141,755.78 = 31,307.09 : x
  2. Step 2: Convert to fraction form
    94,490.53/141,755.78 = 31,307.09/x
  3. Step 3: Cross multiply
    94,490.53x = 141,755.78 × 31,307.09
  4. Step 4: Simplify right side
    94,490.53x = 4,437,960,331.97
  5. Step 5: Solve for x
    x = 4,437,960,331.97/94,490.53
  6. Step 6: Final answer
    x = 46,967.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.