Home / 232,824.78-349,048.81-72,818.39

Finding the Fourth Proportional to 232,824.78, 349,048.81 and 72,818.39

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Solution

The fourth proportional to 232,824.78, 349,048.81 and 72,818.39 is: 109,168.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,824.78 : 349,048.81 = 72,818.39 : x
  2. Step 2: Convert to fraction form
    232,824.78/349,048.81 = 72,818.39/x
  3. Step 3: Cross multiply
    232,824.78x = 349,048.81 × 72,818.39
  4. Step 4: Simplify right side
    232,824.78x = 25,417,173,339.26
  5. Step 5: Solve for x
    x = 25,417,173,339.26/232,824.78
  6. Step 6: Final answer
    x = 109,168.68

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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.