Home / 272,600.10-376,181.89-170,681.75

Finding the Fourth Proportional to 272,600.10, 376,181.89 and 170,681.75

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Solution

The fourth proportional to 272,600.10, 376,181.89 and 170,681.75 is: 235,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,600.10 : 376,181.89 = 170,681.75 : x
  2. Step 2: Convert to fraction form
    272,600.10/376,181.89 = 170,681.75/x
  3. Step 3: Cross multiply
    272,600.10x = 376,181.89 × 170,681.75
  4. Step 4: Simplify right side
    272,600.10x = 64,207,382,886.62
  5. Step 5: Solve for x
    x = 64,207,382,886.62/272,600.10
  6. Step 6: Final answer
    x = 235,536.90

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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.