Home / 188,824.10-260,555.88-111,294.68

Finding the Fourth Proportional to 188,824.10, 260,555.88 and 111,294.68

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Solution

The fourth proportional to 188,824.10, 260,555.88 and 111,294.68 is: 153,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,824.10 : 260,555.88 = 111,294.68 : x
  2. Step 2: Convert to fraction form
    188,824.10/260,555.88 = 111,294.68/x
  3. Step 3: Cross multiply
    188,824.10x = 260,555.88 × 111,294.68
  4. Step 4: Simplify right side
    188,824.10x = 28,998,483,286.72
  5. Step 5: Solve for x
    x = 28,998,483,286.72/188,824.10
  6. Step 6: Final answer
    x = 153,574.06

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1.5x scale

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.