Home / 156,975.93-235,458.69-68,229.52

Finding the Fourth Proportional to 156,975.93, 235,458.69 and 68,229.52

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Solution

The fourth proportional to 156,975.93, 235,458.69 and 68,229.52 is: 102,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975.93 : 235,458.69 = 68,229.52 : x
  2. Step 2: Convert to fraction form
    156,975.93/235,458.69 = 68,229.52/x
  3. Step 3: Cross multiply
    156,975.93x = 235,458.69 × 68,229.52
  4. Step 4: Simplify right side
    156,975.93x = 16,065,233,398.53
  5. Step 5: Solve for x
    x = 16,065,233,398.53/156,975.93
  6. Step 6: Final answer
    x = 102,342.02

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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.