Home / 162,371.43-224,071.92-90,751.37

Finding the Fourth Proportional to 162,371.43, 224,071.92 and 90,751.37

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Solution

The fourth proportional to 162,371.43, 224,071.92 and 90,751.37 is: 125,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,371.43 : 224,071.92 = 90,751.37 : x
  2. Step 2: Convert to fraction form
    162,371.43/224,071.92 = 90,751.37/x
  3. Step 3: Cross multiply
    162,371.43x = 224,071.92 × 90,751.37
  4. Step 4: Simplify right side
    162,371.43x = 20,334,832,598.17
  5. Step 5: Solve for x
    x = 20,334,832,598.17/162,371.43
  6. Step 6: Final answer
    x = 125,236.52

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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.