Home / 61,355.10-91,938.70-41,290.22

Finding the Fourth Proportional to 61,355.10, 91,938.70 and 41,290.22

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Solution

The fourth proportional to 61,355.10, 91,938.70 and 41,290.22 is: 61,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,355.10 : 91,938.70 = 41,290.22 : x
  2. Step 2: Convert to fraction form
    61,355.10/91,938.70 = 41,290.22/x
  3. Step 3: Cross multiply
    61,355.10x = 91,938.70 × 41,290.22
  4. Step 4: Simplify right side
    61,355.10x = 3,796,169,149.51
  5. Step 5: Solve for x
    x = 3,796,169,149.51/61,355.10
  6. Step 6: Final answer
    x = 61,872.10

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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.