Home / 63,266.81-87,273.65-40,580.56

Finding the Fourth Proportional to 63,266.81, 87,273.65 and 40,580.56

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Solution

The fourth proportional to 63,266.81, 87,273.65 and 40,580.56 is: 55,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,266.81 : 87,273.65 = 40,580.56 : x
  2. Step 2: Convert to fraction form
    63,266.81/87,273.65 = 40,580.56/x
  3. Step 3: Cross multiply
    63,266.81x = 87,273.65 × 40,580.56
  4. Step 4: Simplify right side
    63,266.81x = 3,541,613,800.79
  5. Step 5: Solve for x
    x = 3,541,613,800.79/63,266.81
  6. Step 6: Final answer
    x = 55,979.02

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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.