Home / 157,788.10-236,566.95-64,245.70

Finding the Fourth Proportional to 157,788.10, 236,566.95 and 64,245.70

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Solution

The fourth proportional to 157,788.10, 236,566.95 and 64,245.70 is: 96,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788.10 : 236,566.95 = 64,245.70 : x
  2. Step 2: Convert to fraction form
    157,788.10/236,566.95 = 64,245.70/x
  3. Step 3: Cross multiply
    157,788.10x = 236,566.95 × 64,245.70
  4. Step 4: Simplify right side
    157,788.10x = 15,198,409,299.62
  5. Step 5: Solve for x
    x = 15,198,409,299.62/157,788.10
  6. Step 6: Final answer
    x = 96,321.64

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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.