Home / 146,030.81-218,965.88-65,974.73

Finding the Fourth Proportional to 146,030.81, 218,965.88 and 65,974.73

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Solution

The fourth proportional to 146,030.81, 218,965.88 and 65,974.73 is: 98,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,030.81 : 218,965.88 = 65,974.73 : x
  2. Step 2: Convert to fraction form
    146,030.81/218,965.88 = 65,974.73/x
  3. Step 3: Cross multiply
    146,030.81x = 218,965.88 × 65,974.73
  4. Step 4: Simplify right side
    146,030.81x = 14,446,213,882.32
  5. Step 5: Solve for x
    x = 14,446,213,882.32/146,030.81
  6. Step 6: Final answer
    x = 98,925.80

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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.