Home / 162,815.58-224,689.89-91,194.03

Finding the Fourth Proportional to 162,815.58, 224,689.89 and 91,194.03

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Solution

The fourth proportional to 162,815.58, 224,689.89 and 91,194.03 is: 125,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,815.58 : 224,689.89 = 91,194.03 : x
  2. Step 2: Convert to fraction form
    162,815.58/224,689.89 = 91,194.03/x
  3. Step 3: Cross multiply
    162,815.58x = 224,689.89 × 91,194.03
  4. Step 4: Simplify right side
    162,815.58x = 20,490,376,569.36
  5. Step 5: Solve for x
    x = 20,490,376,569.36/162,815.58
  6. Step 6: Final answer
    x = 125,850.22

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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.