Home / 97,164.45-145,623.87-52,073.75

Finding the Fourth Proportional to 97,164.45, 145,623.87 and 52,073.75

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Solution

The fourth proportional to 97,164.45, 145,623.87 and 52,073.75 is: 78,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,164.45 : 145,623.87 = 52,073.75 : x
  2. Step 2: Convert to fraction form
    97,164.45/145,623.87 = 52,073.75/x
  3. Step 3: Cross multiply
    97,164.45x = 145,623.87 × 52,073.75
  4. Step 4: Simplify right side
    97,164.45x = 7,583,180,272.29
  5. Step 5: Solve for x
    x = 7,583,180,272.29/97,164.45
  6. Step 6: Final answer
    x = 78,044.80

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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.