Home / 156,604.23-234,829.80-109,242.02

Finding the Fourth Proportional to 156,604.23, 234,829.80 and 109,242.02

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Solution

The fourth proportional to 156,604.23, 234,829.80 and 109,242.02 is: 163,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,604.23 : 234,829.80 = 109,242.02 : x
  2. Step 2: Convert to fraction form
    156,604.23/234,829.80 = 109,242.02/x
  3. Step 3: Cross multiply
    156,604.23x = 234,829.80 × 109,242.02
  4. Step 4: Simplify right side
    156,604.23x = 25,653,282,295.27
  5. Step 5: Solve for x
    x = 25,653,282,295.27/156,604.23
  6. Step 6: Final answer
    x = 163,809.64

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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.