Home / 156,979.65-235,469.48-137,296.65

Finding the Fourth Proportional to 156,979.65, 235,469.48 and 137,296.65

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Solution

The fourth proportional to 156,979.65, 235,469.48 and 137,296.65 is: 205,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,979.65 : 235,469.48 = 137,296.65 : x
  2. Step 2: Convert to fraction form
    156,979.65/235,469.48 = 137,296.65/x
  3. Step 3: Cross multiply
    156,979.65x = 235,469.48 × 137,296.65
  4. Step 4: Simplify right side
    156,979.65x = 32,329,170,094.76
  5. Step 5: Solve for x
    x = 32,329,170,094.76/156,979.65
  6. Step 6: Final answer
    x = 205,944.98

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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.