Home / 166,180.60-248,987.28-91,363.40

Finding the Fourth Proportional to 166,180.60, 248,987.28 and 91,363.40

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Solution

The fourth proportional to 166,180.60, 248,987.28 and 91,363.40 is: 136,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,180.60 : 248,987.28 = 91,363.40 : x
  2. Step 2: Convert to fraction form
    166,180.60/248,987.28 = 91,363.40/x
  3. Step 3: Cross multiply
    166,180.60x = 248,987.28 × 91,363.40
  4. Step 4: Simplify right side
    166,180.60x = 22,748,324,457.55
  5. Step 5: Solve for x
    x = 22,748,324,457.55/166,180.60
  6. Step 6: Final answer
    x = 136,889.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.