Home / 178,207.56-245,933.21-101,739.11

Finding the Fourth Proportional to 178,207.56, 245,933.21 and 101,739.11

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Solution

The fourth proportional to 178,207.56, 245,933.21 and 101,739.11 is: 140,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,207.56 : 245,933.21 = 101,739.11 : x
  2. Step 2: Convert to fraction form
    178,207.56/245,933.21 = 101,739.11/x
  3. Step 3: Cross multiply
    178,207.56x = 245,933.21 × 101,739.11
  4. Step 4: Simplify right side
    178,207.56x = 25,021,024,929.52
  5. Step 5: Solve for x
    x = 25,021,024,929.52/178,207.56
  6. Step 6: Final answer
    x = 140,403.84

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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.