Home / 291,822.98-402,721.86-164,498.54

Finding the Fourth Proportional to 291,822.98, 402,721.86 and 164,498.54

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Solution

The fourth proportional to 291,822.98, 402,721.86 and 164,498.54 is: 227,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,822.98 : 402,721.86 = 164,498.54 : x
  2. Step 2: Convert to fraction form
    291,822.98/402,721.86 = 164,498.54/x
  3. Step 3: Cross multiply
    291,822.98x = 402,721.86 × 164,498.54
  4. Step 4: Simplify right side
    291,822.98x = 66,247,157,996.08
  5. Step 5: Solve for x
    x = 66,247,157,996.08/291,822.98
  6. Step 6: Final answer
    x = 227,011.45

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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.