Home / 236,620.31-326,536.79-151,737.71

Finding the Fourth Proportional to 236,620.31, 326,536.79 and 151,737.71

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Solution

The fourth proportional to 236,620.31, 326,536.79 and 151,737.71 is: 209,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,620.31 : 326,536.79 = 151,737.71 : x
  2. Step 2: Convert to fraction form
    236,620.31/326,536.79 = 151,737.71/x
  3. Step 3: Cross multiply
    236,620.31x = 326,536.79 × 151,737.71
  4. Step 4: Simplify right side
    236,620.31x = 49,547,942,353.98
  5. Step 5: Solve for x
    x = 49,547,942,353.98/236,620.31
  6. Step 6: Final answer
    x = 209,398.52

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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.