Home / 217,327.83-299,841.51-126,663.06

Finding the Fourth Proportional to 217,327.83, 299,841.51 and 126,663.06

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Solution

The fourth proportional to 217,327.83, 299,841.51 and 126,663.06 is: 174,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,327.83 : 299,841.51 = 126,663.06 : x
  2. Step 2: Convert to fraction form
    217,327.83/299,841.51 = 126,663.06/x
  3. Step 3: Cross multiply
    217,327.83x = 299,841.51 × 126,663.06
  4. Step 4: Simplify right side
    217,327.83x = 37,978,843,171.62
  5. Step 5: Solve for x
    x = 37,978,843,171.62/217,327.83
  6. Step 6: Final answer
    x = 174,753.70

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1.5x scale

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.