Home / 62,685.07-94,030.74-20,561.42

Finding the Fourth Proportional to 62,685.07, 94,030.74 and 20,561.42

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Solution

The fourth proportional to 62,685.07, 94,030.74 and 20,561.42 is: 30,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,685.07 : 94,030.74 = 20,561.42 : x
  2. Step 2: Convert to fraction form
    62,685.07/94,030.74 = 20,561.42/x
  3. Step 3: Cross multiply
    62,685.07x = 94,030.74 × 20,561.42
  4. Step 4: Simplify right side
    62,685.07x = 1,933,405,773.13
  5. Step 5: Solve for x
    x = 1,933,405,773.13/62,685.07
  6. Step 6: Final answer
    x = 30,843.16

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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.