Home / 156,909.53-235,232.01-68,096.13

Finding the Fourth Proportional to 156,909.53, 235,232.01 and 68,096.13

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Solution

The fourth proportional to 156,909.53, 235,232.01 and 68,096.13 is: 102,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,909.53 : 235,232.01 = 68,096.13 : x
  2. Step 2: Convert to fraction form
    156,909.53/235,232.01 = 68,096.13/x
  3. Step 3: Cross multiply
    156,909.53x = 235,232.01 × 68,096.13
  4. Step 4: Simplify right side
    156,909.53x = 16,018,389,533.12
  5. Step 5: Solve for x
    x = 16,018,389,533.12/156,909.53
  6. Step 6: Final answer
    x = 102,086.79

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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.