Home / 174,834.40-262,448.70-115,785.40

Finding the Fourth Proportional to 174,834.40, 262,448.70 and 115,785.40

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Solution

The fourth proportional to 174,834.40, 262,448.70 and 115,785.40 is: 173,808.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,834.40 : 262,448.70 = 115,785.40 : x
  2. Step 2: Convert to fraction form
    174,834.40/262,448.70 = 115,785.40/x
  3. Step 3: Cross multiply
    174,834.40x = 262,448.70 × 115,785.40
  4. Step 4: Simplify right side
    174,834.40x = 30,387,727,708.98
  5. Step 5: Solve for x
    x = 30,387,727,708.98/174,834.40
  6. Step 6: Final answer
    x = 173,808.63

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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.