Home / 161,895.24-242,819.16-117,130.08

Finding the Fourth Proportional to 161,895.24, 242,819.16 and 117,130.08

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Solution

The fourth proportional to 161,895.24, 242,819.16 and 117,130.08 is: 175,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,895.24 : 242,819.16 = 117,130.08 : x
  2. Step 2: Convert to fraction form
    161,895.24/242,819.16 = 117,130.08/x
  3. Step 3: Cross multiply
    161,895.24x = 242,819.16 × 117,130.08
  4. Step 4: Simplify right side
    161,895.24x = 28,441,427,636.33
  5. Step 5: Solve for x
    x = 28,441,427,636.33/161,895.24
  6. Step 6: Final answer
    x = 175,677.97

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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.