Home / 97,765.12-146,673.60-35,444.80

Finding the Fourth Proportional to 97,765.12, 146,673.60 and 35,444.80

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Solution

The fourth proportional to 97,765.12, 146,673.60 and 35,444.80 is: 53,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,765.12 : 146,673.60 = 35,444.80 : x
  2. Step 2: Convert to fraction form
    97,765.12/146,673.60 = 35,444.80/x
  3. Step 3: Cross multiply
    97,765.12x = 146,673.60 × 35,444.80
  4. Step 4: Simplify right side
    97,765.12x = 5,198,816,417.28
  5. Step 5: Solve for x
    x = 5,198,816,417.28/97,765.12
  6. Step 6: Final answer
    x = 53,176.60

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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.