Home / 207,059.32-285,732.66-126,621.64

Finding the Fourth Proportional to 207,059.32, 285,732.66 and 126,621.64

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Solution

The fourth proportional to 207,059.32, 285,732.66 and 126,621.64 is: 174,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,059.32 : 285,732.66 = 126,621.64 : x
  2. Step 2: Convert to fraction form
    207,059.32/285,732.66 = 126,621.64/x
  3. Step 3: Cross multiply
    207,059.32x = 285,732.66 × 126,621.64
  4. Step 4: Simplify right side
    207,059.32x = 36,179,938,010.76
  5. Step 5: Solve for x
    x = 36,179,938,010.76/207,059.32
  6. Step 6: Final answer
    x = 174,732.24

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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.