Home / 178,021.05-245,662.92-101,564.91

Finding the Fourth Proportional to 178,021.05, 245,662.92 and 101,564.91

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Solution

The fourth proportional to 178,021.05, 245,662.92 and 101,564.91 is: 140,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,021.05 : 245,662.92 = 101,564.91 : x
  2. Step 2: Convert to fraction form
    178,021.05/245,662.92 = 101,564.91/x
  3. Step 3: Cross multiply
    178,021.05x = 245,662.92 × 101,564.91
  4. Step 4: Simplify right side
    178,021.05x = 24,950,732,360.14
  5. Step 5: Solve for x
    x = 24,950,732,360.14/178,021.05
  6. Step 6: Final answer
    x = 140,156.08

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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.