Home / 61,003.14-91,098.75-60,343.40

Finding the Fourth Proportional to 61,003.14, 91,098.75 and 60,343.40

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Solution

The fourth proportional to 61,003.14, 91,098.75 and 60,343.40 is: 90,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,003.14 : 91,098.75 = 60,343.40 : x
  2. Step 2: Convert to fraction form
    61,003.14/91,098.75 = 60,343.40/x
  3. Step 3: Cross multiply
    61,003.14x = 91,098.75 × 60,343.40
  4. Step 4: Simplify right side
    61,003.14x = 5,497,207,855.26
  5. Step 5: Solve for x
    x = 5,497,207,855.26/61,003.14
  6. Step 6: Final answer
    x = 90,113.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.