Home / 97,618.40-146,233.20-56,016.80

Finding the Fourth Proportional to 97,618.40, 146,233.20 and 56,016.80

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Solution

The fourth proportional to 97,618.40, 146,233.20 and 56,016.80 is: 83,913.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,618.40 : 146,233.20 = 56,016.80 : x
  2. Step 2: Convert to fraction form
    97,618.40/146,233.20 = 56,016.80/x
  3. Step 3: Cross multiply
    97,618.40x = 146,233.20 × 56,016.80
  4. Step 4: Simplify right side
    97,618.40x = 8,191,515,917.76
  5. Step 5: Solve for x
    x = 8,191,515,917.76/97,618.40
  6. Step 6: Final answer
    x = 83,913.65

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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.