Home / 251,645.63-347,158.10-169,947.35

Finding the Fourth Proportional to 251,645.63, 347,158.10 and 169,947.35

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Solution

The fourth proportional to 251,645.63, 347,158.10 and 169,947.35 is: 234,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,645.63 : 347,158.10 = 169,947.35 : x
  2. Step 2: Convert to fraction form
    251,645.63/347,158.10 = 169,947.35/x
  3. Step 3: Cross multiply
    251,645.63x = 347,158.10 × 169,947.35
  4. Step 4: Simplify right side
    251,645.63x = 58,998,599,126.04
  5. Step 5: Solve for x
    x = 58,998,599,126.04/251,645.63
  6. Step 6: Final answer
    x = 234,451.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.