Home / 48,663.43-73,078.53-30,053.59

Finding the Fourth Proportional to 48,663.43, 73,078.53 and 30,053.59

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Solution

The fourth proportional to 48,663.43, 73,078.53 and 30,053.59 is: 45,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,663.43 : 73,078.53 = 30,053.59 : x
  2. Step 2: Convert to fraction form
    48,663.43/73,078.53 = 30,053.59/x
  3. Step 3: Cross multiply
    48,663.43x = 73,078.53 × 30,053.59
  4. Step 4: Simplify right side
    48,663.43x = 2,196,272,178.42
  5. Step 5: Solve for x
    x = 2,196,272,178.42/48,663.43
  6. Step 6: Final answer
    x = 45,131.88

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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.