Home / 188,313.90-282,475.53-55,180.14

Finding the Fourth Proportional to 188,313.90, 282,475.53 and 55,180.14

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Solution

The fourth proportional to 188,313.90, 282,475.53 and 55,180.14 is: 82,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,313.90 : 282,475.53 = 55,180.14 : x
  2. Step 2: Convert to fraction form
    188,313.90/282,475.53 = 55,180.14/x
  3. Step 3: Cross multiply
    188,313.90x = 282,475.53 × 55,180.14
  4. Step 4: Simplify right side
    188,313.90x = 15,587,039,291.97
  5. Step 5: Solve for x
    x = 15,587,039,291.97/188,313.90
  6. Step 6: Final answer
    x = 82,771.58

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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.