Home / 156,820.32-235,270.08-68,052.24

Finding the Fourth Proportional to 156,820.32, 235,270.08 and 68,052.24

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Solution

The fourth proportional to 156,820.32, 235,270.08 and 68,052.24 is: 102,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,820.32 : 235,270.08 = 68,052.24 : x
  2. Step 2: Convert to fraction form
    156,820.32/235,270.08 = 68,052.24/x
  3. Step 3: Cross multiply
    156,820.32x = 235,270.08 × 68,052.24
  4. Step 4: Simplify right side
    156,820.32x = 16,010,655,948.98
  5. Step 5: Solve for x
    x = 16,010,655,948.98/156,820.32
  6. Step 6: Final answer
    x = 102,095.54

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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.