Home / 201,325.04-301,766.10-82,931.79

Finding the Fourth Proportional to 201,325.04, 301,766.10 and 82,931.79

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Solution

The fourth proportional to 201,325.04, 301,766.10 and 82,931.79 is: 124,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,325.04 : 301,766.10 = 82,931.79 : x
  2. Step 2: Convert to fraction form
    201,325.04/301,766.10 = 82,931.79/x
  3. Step 3: Cross multiply
    201,325.04x = 301,766.10 × 82,931.79
  4. Step 4: Simplify right side
    201,325.04x = 25,026,002,834.32
  5. Step 5: Solve for x
    x = 25,026,002,834.32/201,325.04
  6. Step 6: Final answer
    x = 124,306.46

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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.