Home / 107,579.25-148,459.37-62,867.25

Finding the Fourth Proportional to 107,579.25, 148,459.37 and 62,867.25

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Solution

The fourth proportional to 107,579.25, 148,459.37 and 62,867.25 is: 86,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,579.25 : 148,459.37 = 62,867.25 : x
  2. Step 2: Convert to fraction form
    107,579.25/148,459.37 = 62,867.25/x
  3. Step 3: Cross multiply
    107,579.25x = 148,459.37 × 62,867.25
  4. Step 4: Simplify right side
    107,579.25x = 9,333,232,014.30
  5. Step 5: Solve for x
    x = 9,333,232,014.30/107,579.25
  6. Step 6: Final answer
    x = 86,756.81

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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.