Home / 107,735.15-148,651.88-62,410.43

Finding the Fourth Proportional to 107,735.15, 148,651.88 and 62,410.43

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Solution

The fourth proportional to 107,735.15, 148,651.88 and 62,410.43 is: 86,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,735.15 : 148,651.88 = 62,410.43 : x
  2. Step 2: Convert to fraction form
    107,735.15/148,651.88 = 62,410.43/x
  3. Step 3: Cross multiply
    107,735.15x = 148,651.88 × 62,410.43
  4. Step 4: Simplify right side
    107,735.15x = 9,277,427,810.69
  5. Step 5: Solve for x
    x = 9,277,427,810.69/107,735.15
  6. Step 6: Final answer
    x = 86,113.28

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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.