Home / 34,265.70-51,398.55-9,309.60

Finding the Fourth Proportional to 34,265.70, 51,398.55 and 9,309.60

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Solution

The fourth proportional to 34,265.70, 51,398.55 and 9,309.60 is: 13,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,265.70 : 51,398.55 = 9,309.60 : x
  2. Step 2: Convert to fraction form
    34,265.70/51,398.55 = 9,309.60/x
  3. Step 3: Cross multiply
    34,265.70x = 51,398.55 × 9,309.60
  4. Step 4: Simplify right side
    34,265.70x = 478,499,941.08
  5. Step 5: Solve for x
    x = 478,499,941.08/34,265.70
  6. Step 6: Final answer
    x = 13,964.40

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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.