Home / 70,837.11-97,755.57-39,005.97

Finding the Fourth Proportional to 70,837.11, 97,755.57 and 39,005.97

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Solution

The fourth proportional to 70,837.11, 97,755.57 and 39,005.97 is: 53,828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,837.11 : 97,755.57 = 39,005.97 : x
  2. Step 2: Convert to fraction form
    70,837.11/97,755.57 = 39,005.97/x
  3. Step 3: Cross multiply
    70,837.11x = 97,755.57 × 39,005.97
  4. Step 4: Simplify right side
    70,837.11x = 3,813,050,830.75
  5. Step 5: Solve for x
    x = 3,813,050,830.75/70,837.11
  6. Step 6: Final answer
    x = 53,828.44

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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.