Home / 156,854.56-235,149.52-68,041.16

Finding the Fourth Proportional to 156,854.56, 235,149.52 and 68,041.16

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Solution

The fourth proportional to 156,854.56, 235,149.52 and 68,041.16 is: 102,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,854.56 : 235,149.52 = 68,041.16 : x
  2. Step 2: Convert to fraction form
    156,854.56/235,149.52 = 68,041.16/x
  3. Step 3: Cross multiply
    156,854.56x = 235,149.52 × 68,041.16
  4. Step 4: Simplify right side
    156,854.56x = 15,999,846,114.24
  5. Step 5: Solve for x
    x = 15,999,846,114.24/156,854.56
  6. Step 6: Final answer
    x = 102,004.34

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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.