Home / 63,030.81-86,984.38-34,738.32

Finding the Fourth Proportional to 63,030.81, 86,984.38 and 34,738.32

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Solution

The fourth proportional to 63,030.81, 86,984.38 and 34,738.32 is: 47,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,030.81 : 86,984.38 = 34,738.32 : x
  2. Step 2: Convert to fraction form
    63,030.81/86,984.38 = 34,738.32/x
  3. Step 3: Cross multiply
    63,030.81x = 86,984.38 × 34,738.32
  4. Step 4: Simplify right side
    63,030.81x = 3,021,691,227.44
  5. Step 5: Solve for x
    x = 3,021,691,227.44/63,030.81
  6. Step 6: Final answer
    x = 47,939.91

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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.