Home / 174,670.08-261,785.88-74,712.78

Finding the Fourth Proportional to 174,670.08, 261,785.88 and 74,712.78

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Solution

The fourth proportional to 174,670.08, 261,785.88 and 74,712.78 is: 111,975.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,670.08 : 261,785.88 = 74,712.78 : x
  2. Step 2: Convert to fraction form
    174,670.08/261,785.88 = 74,712.78/x
  3. Step 3: Cross multiply
    174,670.08x = 261,785.88 × 74,712.78
  4. Step 4: Simplify right side
    174,670.08x = 19,558,750,859.55
  5. Step 5: Solve for x
    x = 19,558,750,859.55/174,670.08
  6. Step 6: Final answer
    x = 111,975.39

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1.5x scale

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.