Home / 186,469.60-257,226.90-111,003.52

Finding the Fourth Proportional to 186,469.60, 257,226.90 and 111,003.52

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Solution

The fourth proportional to 186,469.60, 257,226.90 and 111,003.52 is: 153,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,469.60 : 257,226.90 = 111,003.52 : x
  2. Step 2: Convert to fraction form
    186,469.60/257,226.90 = 111,003.52/x
  3. Step 3: Cross multiply
    186,469.60x = 257,226.90 × 111,003.52
  4. Step 4: Simplify right side
    186,469.60x = 28,553,091,338.69
  5. Step 5: Solve for x
    x = 28,553,091,338.69/186,469.60
  6. Step 6: Final answer
    x = 153,124.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.