Home / 188,277.70-282,327.45-109,416.10

Finding the Fourth Proportional to 188,277.70, 282,327.45 and 109,416.10

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Solution

The fourth proportional to 188,277.70, 282,327.45 and 109,416.10 is: 164,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,277.70 : 282,327.45 = 109,416.10 : x
  2. Step 2: Convert to fraction form
    188,277.70/282,327.45 = 109,416.10/x
  3. Step 3: Cross multiply
    188,277.70x = 282,327.45 × 109,416.10
  4. Step 4: Simplify right side
    188,277.70x = 30,891,168,501.95
  5. Step 5: Solve for x
    x = 30,891,168,501.95/188,277.70
  6. Step 6: Final answer
    x = 164,072.37

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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.