Home / 272,028.51-375,401.42-151,181.13

Finding the Fourth Proportional to 272,028.51, 375,401.42 and 151,181.13

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Solution

The fourth proportional to 272,028.51, 375,401.42 and 151,181.13 is: 208,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,028.51 : 375,401.42 = 151,181.13 : x
  2. Step 2: Convert to fraction form
    272,028.51/375,401.42 = 151,181.13/x
  3. Step 3: Cross multiply
    272,028.51x = 375,401.42 × 151,181.13
  4. Step 4: Simplify right side
    272,028.51x = 56,753,610,123.30
  5. Step 5: Solve for x
    x = 56,753,610,123.30/272,028.51
  6. Step 6: Final answer
    x = 208,631.11

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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.