Home / 262,068.91-392,822.95-135,581.74

Finding the Fourth Proportional to 262,068.91, 392,822.95 and 135,581.74

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Solution

The fourth proportional to 262,068.91, 392,822.95 and 135,581.74 is: 203,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,068.91 : 392,822.95 = 135,581.74 : x
  2. Step 2: Convert to fraction form
    262,068.91/392,822.95 = 135,581.74/x
  3. Step 3: Cross multiply
    262,068.91x = 392,822.95 × 135,581.74
  4. Step 4: Simplify right side
    262,068.91x = 53,259,619,072.93
  5. Step 5: Solve for x
    x = 53,259,619,072.93/262,068.91
  6. Step 6: Final answer
    x = 203,227.54

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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.