Home / 175,329.70-262,994.55-100,680.10

Finding the Fourth Proportional to 175,329.70, 262,994.55 and 100,680.10

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Solution

The fourth proportional to 175,329.70, 262,994.55 and 100,680.10 is: 151,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,329.70 : 262,994.55 = 100,680.10 : x
  2. Step 2: Convert to fraction form
    175,329.70/262,994.55 = 100,680.10/x
  3. Step 3: Cross multiply
    175,329.70x = 262,994.55 × 100,680.10
  4. Step 4: Simplify right side
    175,329.70x = 26,478,317,593.46
  5. Step 5: Solve for x
    x = 26,478,317,593.46/175,329.70
  6. Step 6: Final answer
    x = 151,020.15

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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.