Home / 156,979.80-235,469.70-149,598.68

Finding the Fourth Proportional to 156,979.80, 235,469.70 and 149,598.68

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Solution

The fourth proportional to 156,979.80, 235,469.70 and 149,598.68 is: 224,398.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,979.80 : 235,469.70 = 149,598.68 : x
  2. Step 2: Convert to fraction form
    156,979.80/235,469.70 = 149,598.68/x
  3. Step 3: Cross multiply
    156,979.80x = 235,469.70 × 149,598.68
  4. Step 4: Simplify right side
    156,979.80x = 35,225,955,122.65
  5. Step 5: Solve for x
    x = 35,225,955,122.65/156,979.80
  6. Step 6: Final answer
    x = 224,398.01

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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.