Home / 114,384.30-171,643.89-47,819.28

Finding the Fourth Proportional to 114,384.30, 171,643.89 and 47,819.28

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Solution

The fourth proportional to 114,384.30, 171,643.89 and 47,819.28 is: 71,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,384.30 : 171,643.89 = 47,819.28 : x
  2. Step 2: Convert to fraction form
    114,384.30/171,643.89 = 47,819.28/x
  3. Step 3: Cross multiply
    114,384.30x = 171,643.89 × 47,819.28
  4. Step 4: Simplify right side
    114,384.30x = 8,207,887,236.20
  5. Step 5: Solve for x
    x = 8,207,887,236.20/114,384.30
  6. Step 6: Final answer
    x = 71,757.11

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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.