Home / 188,150.85-282,275.46-109,189.17

Finding the Fourth Proportional to 188,150.85, 282,275.46 and 109,189.17

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Solution

The fourth proportional to 188,150.85, 282,275.46 and 109,189.17 is: 163,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,150.85 : 282,275.46 = 109,189.17 : x
  2. Step 2: Convert to fraction form
    188,150.85/282,275.46 = 109,189.17/x
  3. Step 3: Cross multiply
    188,150.85x = 282,275.46 × 109,189.17
  4. Step 4: Simplify right side
    188,150.85x = 30,821,423,188.77
  5. Step 5: Solve for x
    x = 30,821,423,188.77/188,150.85
  6. Step 6: Final answer
    x = 163,812.30

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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.