Home / 188,245.10-282,367.65-162,001.10

Finding the Fourth Proportional to 188,245.10, 282,367.65 and 162,001.10

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Solution

The fourth proportional to 188,245.10, 282,367.65 and 162,001.10 is: 243,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,245.10 : 282,367.65 = 162,001.10 : x
  2. Step 2: Convert to fraction form
    188,245.10/282,367.65 = 162,001.10/x
  3. Step 3: Cross multiply
    188,245.10x = 282,367.65 × 162,001.10
  4. Step 4: Simplify right side
    188,245.10x = 45,743,869,904.42
  5. Step 5: Solve for x
    x = 45,743,869,904.42/188,245.10
  6. Step 6: Final answer
    x = 243,001.65

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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.