Home / 70,675.07-97,537.16-40,469.90

Finding the Fourth Proportional to 70,675.07, 97,537.16 and 40,469.90

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Solution

The fourth proportional to 70,675.07, 97,537.16 and 40,469.90 is: 55,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,675.07 : 97,537.16 = 40,469.90 : x
  2. Step 2: Convert to fraction form
    70,675.07/97,537.16 = 40,469.90/x
  3. Step 3: Cross multiply
    70,675.07x = 97,537.16 × 40,469.90
  4. Step 4: Simplify right side
    70,675.07x = 3,947,318,724.97
  5. Step 5: Solve for x
    x = 3,947,318,724.97/70,675.07
  6. Step 6: Final answer
    x = 55,851.65

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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.