Home / 157,416.20-236,065.96-63,890.36

Finding the Fourth Proportional to 157,416.20, 236,065.96 and 63,890.36

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Solution

The fourth proportional to 157,416.20, 236,065.96 and 63,890.36 is: 95,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,416.20 : 236,065.96 = 63,890.36 : x
  2. Step 2: Convert to fraction form
    157,416.20/236,065.96 = 63,890.36/x
  3. Step 3: Cross multiply
    157,416.20x = 236,065.96 × 63,890.36
  4. Step 4: Simplify right side
    157,416.20x = 15,082,339,168.15
  5. Step 5: Solve for x
    x = 15,082,339,168.15/157,416.20
  6. Step 6: Final answer
    x = 95,811.86

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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.