Home / 63,160.44-94,720.92-21,030.68

Finding the Fourth Proportional to 63,160.44, 94,720.92 and 21,030.68

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Solution

The fourth proportional to 63,160.44, 94,720.92 and 21,030.68 is: 31,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,160.44 : 94,720.92 = 21,030.68 : x
  2. Step 2: Convert to fraction form
    63,160.44/94,720.92 = 21,030.68/x
  3. Step 3: Cross multiply
    63,160.44x = 94,720.92 × 21,030.68
  4. Step 4: Simplify right side
    63,160.44x = 1,992,045,357.83
  5. Step 5: Solve for x
    x = 1,992,045,357.83/63,160.44
  6. Step 6: Final answer
    x = 31,539.45

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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.