Home / 97,440.70-146,209.65-55,353.10

Finding the Fourth Proportional to 97,440.70, 146,209.65 and 55,353.10

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Solution

The fourth proportional to 97,440.70, 146,209.65 and 55,353.10 is: 83,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,440.70 : 146,209.65 = 55,353.10 : x
  2. Step 2: Convert to fraction form
    97,440.70/146,209.65 = 55,353.10/x
  3. Step 3: Cross multiply
    97,440.70x = 146,209.65 × 55,353.10
  4. Step 4: Simplify right side
    97,440.70x = 8,093,157,377.42
  5. Step 5: Solve for x
    x = 8,093,157,377.42/97,440.70
  6. Step 6: Final answer
    x = 83,057.26

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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.