Home / 92,714.28-139,095.72-40,111.44

Finding the Fourth Proportional to 92,714.28, 139,095.72 and 40,111.44

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Solution

The fourth proportional to 92,714.28, 139,095.72 and 40,111.44 is: 60,177.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,714.28 : 139,095.72 = 40,111.44 : x
  2. Step 2: Convert to fraction form
    92,714.28/139,095.72 = 40,111.44/x
  3. Step 3: Cross multiply
    92,714.28x = 139,095.72 × 40,111.44
  4. Step 4: Simplify right side
    92,714.28x = 5,579,329,627.04
  5. Step 5: Solve for x
    x = 5,579,329,627.04/92,714.28
  6. Step 6: Final answer
    x = 60,177.67

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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.