Home / 157,863.42-236,821.29-52,714.62

Finding the Fourth Proportional to 157,863.42, 236,821.29 and 52,714.62

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Solution

The fourth proportional to 157,863.42, 236,821.29 and 52,714.62 is: 79,080.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,863.42 : 236,821.29 = 52,714.62 : x
  2. Step 2: Convert to fraction form
    157,863.42/236,821.29 = 52,714.62/x
  3. Step 3: Cross multiply
    157,863.42x = 236,821.29 × 52,714.62
  4. Step 4: Simplify right side
    157,863.42x = 12,483,944,310.26
  5. Step 5: Solve for x
    x = 12,483,944,310.26/157,863.42
  6. Step 6: Final answer
    x = 79,080.67

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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.