Home / 156,734.55-235,184.85-68,050.32

Finding the Fourth Proportional to 156,734.55, 235,184.85 and 68,050.32

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Solution

The fourth proportional to 156,734.55, 235,184.85 and 68,050.32 is: 102,111.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,734.55 : 235,184.85 = 68,050.32 : x
  2. Step 2: Convert to fraction form
    156,734.55/235,184.85 = 68,050.32/x
  3. Step 3: Cross multiply
    156,734.55x = 235,184.85 × 68,050.32
  4. Step 4: Simplify right side
    156,734.55x = 16,004,404,301.65
  5. Step 5: Solve for x
    x = 16,004,404,301.65/156,734.55
  6. Step 6: Final answer
    x = 102,111.53

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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.