Home / 110,723.10-152,806.33-62,973.60

Finding the Fourth Proportional to 110,723.10, 152,806.33 and 62,973.60

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Solution

The fourth proportional to 110,723.10, 152,806.33 and 62,973.60 is: 86,908.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,723.10 : 152,806.33 = 62,973.60 : x
  2. Step 2: Convert to fraction form
    110,723.10/152,806.33 = 62,973.60/x
  3. Step 3: Cross multiply
    110,723.10x = 152,806.33 × 62,973.60
  4. Step 4: Simplify right side
    110,723.10x = 9,622,763,938.86
  5. Step 5: Solve for x
    x = 9,622,763,938.86/110,723.10
  6. Step 6: Final answer
    x = 86,908.37

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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.