Home / 234,541.10-323,665.89-127,113.74

Finding the Fourth Proportional to 234,541.10, 323,665.89 and 127,113.74

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Solution

The fourth proportional to 234,541.10, 323,665.89 and 127,113.74 is: 175,416.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,541.10 : 323,665.89 = 127,113.74 : x
  2. Step 2: Convert to fraction form
    234,541.10/323,665.89 = 127,113.74/x
  3. Step 3: Cross multiply
    234,541.10x = 323,665.89 × 127,113.74
  4. Step 4: Simplify right side
    234,541.10x = 41,142,381,788.33
  5. Step 5: Solve for x
    x = 41,142,381,788.33/234,541.10
  6. Step 6: Final answer
    x = 175,416.51

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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.