Home / 162,974.40-224,900.34-91,359.06

Finding the Fourth Proportional to 162,974.40, 224,900.34 and 91,359.06

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Solution

The fourth proportional to 162,974.40, 224,900.34 and 91,359.06 is: 126,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,974.40 : 224,900.34 = 91,359.06 : x
  2. Step 2: Convert to fraction form
    162,974.40/224,900.34 = 91,359.06/x
  3. Step 3: Cross multiply
    162,974.40x = 224,900.34 × 91,359.06
  4. Step 4: Simplify right side
    162,974.40x = 20,546,683,656.08
  5. Step 5: Solve for x
    x = 20,546,683,656.08/162,974.40
  6. Step 6: Final answer
    x = 126,073.07

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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.