Home / 107,837.69-148,816.60-62,542.53

Finding the Fourth Proportional to 107,837.69, 148,816.60 and 62,542.53

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Solution

The fourth proportional to 107,837.69, 148,816.60 and 62,542.53 is: 86,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,837.69 : 148,816.60 = 62,542.53 : x
  2. Step 2: Convert to fraction form
    107,837.69/148,816.60 = 62,542.53/x
  3. Step 3: Cross multiply
    107,837.69x = 148,816.60 × 62,542.53
  4. Step 4: Simplify right side
    107,837.69x = 9,307,366,670.00
  5. Step 5: Solve for x
    x = 9,307,366,670.00/107,837.69
  6. Step 6: Final answer
    x = 86,309.03

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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.