Home / 156,261.72-234,476.82-103,695.96

Finding the Fourth Proportional to 156,261.72, 234,476.82 and 103,695.96

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Solution

The fourth proportional to 156,261.72, 234,476.82 and 103,695.96 is: 155,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,261.72 : 234,476.82 = 103,695.96 : x
  2. Step 2: Convert to fraction form
    156,261.72/234,476.82 = 103,695.96/x
  3. Step 3: Cross multiply
    156,261.72x = 234,476.82 × 103,695.96
  4. Step 4: Simplify right side
    156,261.72x = 24,314,298,947.65
  5. Step 5: Solve for x
    x = 24,314,298,947.65/156,261.72
  6. Step 6: Final answer
    x = 155,599.84

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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.