Home / 150,895.68-208,157.96-102,500.10

Finding the Fourth Proportional to 150,895.68, 208,157.96 and 102,500.10

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Solution

The fourth proportional to 150,895.68, 208,157.96 and 102,500.10 is: 141,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,895.68 : 208,157.96 = 102,500.10 : x
  2. Step 2: Convert to fraction form
    150,895.68/208,157.96 = 102,500.10/x
  3. Step 3: Cross multiply
    150,895.68x = 208,157.96 × 102,500.10
  4. Step 4: Simplify right side
    150,895.68x = 21,336,211,203.30
  5. Step 5: Solve for x
    x = 21,336,211,203.30/150,895.68
  6. Step 6: Final answer
    x = 141,397.10

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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.