Home / 70,887.10-97,824.94-39,057.14

Finding the Fourth Proportional to 70,887.10, 97,824.94 and 39,057.14

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Solution

The fourth proportional to 70,887.10, 97,824.94 and 39,057.14 is: 53,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,887.10 : 97,824.94 = 39,057.14 : x
  2. Step 2: Convert to fraction form
    70,887.10/97,824.94 = 39,057.14/x
  3. Step 3: Cross multiply
    70,887.10x = 97,824.94 × 39,057.14
  4. Step 4: Simplify right side
    70,887.10x = 3,820,762,377.07
  5. Step 5: Solve for x
    x = 3,820,762,377.07/70,887.10
  6. Step 6: Final answer
    x = 53,899.26

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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.