Home / 302,805.03-454,220.10-113,246.40

Finding the Fourth Proportional to 302,805.03, 454,220.10 and 113,246.40

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Solution

The fourth proportional to 302,805.03, 454,220.10 and 113,246.40 is: 169,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,805.03 : 454,220.10 = 113,246.40 : x
  2. Step 2: Convert to fraction form
    302,805.03/454,220.10 = 113,246.40/x
  3. Step 3: Cross multiply
    302,805.03x = 454,220.10 × 113,246.40
  4. Step 4: Simplify right side
    302,805.03x = 51,438,791,132.64
  5. Step 5: Solve for x
    x = 51,438,791,132.64/302,805.03
  6. Step 6: Final answer
    x = 169,874.30

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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.