Home / 177,215.32-265,946.09-72,034.39

Finding the Fourth Proportional to 177,215.32, 265,946.09 and 72,034.39

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Solution

The fourth proportional to 177,215.32, 265,946.09 and 72,034.39 is: 108,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,215.32 : 265,946.09 = 72,034.39 : x
  2. Step 2: Convert to fraction form
    177,215.32/265,946.09 = 72,034.39/x
  3. Step 3: Cross multiply
    177,215.32x = 265,946.09 × 72,034.39
  4. Step 4: Simplify right side
    177,215.32x = 19,157,264,366.04
  5. Step 5: Solve for x
    x = 19,157,264,366.04/177,215.32
  6. Step 6: Final answer
    x = 108,101.63

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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.