Home / 156,296.55-234,619.80-103,808.55

Finding the Fourth Proportional to 156,296.55, 234,619.80 and 103,808.55

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Solution

The fourth proportional to 156,296.55, 234,619.80 and 103,808.55 is: 155,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,296.55 : 234,619.80 = 103,808.55 : x
  2. Step 2: Convert to fraction form
    156,296.55/234,619.80 = 103,808.55/x
  3. Step 3: Cross multiply
    156,296.55x = 234,619.80 × 103,808.55
  4. Step 4: Simplify right side
    156,296.55x = 24,355,541,239.29
  5. Step 5: Solve for x
    x = 24,355,541,239.29/156,296.55
  6. Step 6: Final answer
    x = 155,829.04

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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.