Home / 97,002.45-133,864.26-53,983.75

Finding the Fourth Proportional to 97,002.45, 133,864.26 and 53,983.75

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Solution

The fourth proportional to 97,002.45, 133,864.26 and 53,983.75 is: 74,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,002.45 : 133,864.26 = 53,983.75 : x
  2. Step 2: Convert to fraction form
    97,002.45/133,864.26 = 53,983.75/x
  3. Step 3: Cross multiply
    97,002.45x = 133,864.26 × 53,983.75
  4. Step 4: Simplify right side
    97,002.45x = 7,226,494,745.78
  5. Step 5: Solve for x
    x = 7,226,494,745.78/97,002.45
  6. Step 6: Final answer
    x = 74,498.06

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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.