Home / 97,431.46-146,130.71-27,294.64

Finding the Fourth Proportional to 97,431.46, 146,130.71 and 27,294.64

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Solution

The fourth proportional to 97,431.46, 146,130.71 and 27,294.64 is: 40,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,431.46 : 146,130.71 = 27,294.64 : x
  2. Step 2: Convert to fraction form
    97,431.46/146,130.71 = 27,294.64/x
  3. Step 3: Cross multiply
    97,431.46x = 146,130.71 × 27,294.64
  4. Step 4: Simplify right side
    97,431.46x = 3,988,585,122.39
  5. Step 5: Solve for x
    x = 3,988,585,122.39/97,431.46
  6. Step 6: Final answer
    x = 40,937.34

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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.