Home / 107,899.05-148,901.32-62,604.01

Finding the Fourth Proportional to 107,899.05, 148,901.32 and 62,604.01

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Solution

The fourth proportional to 107,899.05, 148,901.32 and 62,604.01 is: 86,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,899.05 : 148,901.32 = 62,604.01 : x
  2. Step 2: Convert to fraction form
    107,899.05/148,901.32 = 62,604.01/x
  3. Step 3: Cross multiply
    107,899.05x = 148,901.32 × 62,604.01
  4. Step 4: Simplify right side
    107,899.05x = 9,321,819,138.30
  5. Step 5: Solve for x
    x = 9,321,819,138.30/107,899.05
  6. Step 6: Final answer
    x = 86,393.90

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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.