Home / 188,230.92-282,173.10-81,547.84

Finding the Fourth Proportional to 188,230.92, 282,173.10 and 81,547.84

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Solution

The fourth proportional to 188,230.92, 282,173.10 and 81,547.84 is: 122,246.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,230.92 : 282,173.10 = 81,547.84 : x
  2. Step 2: Convert to fraction form
    188,230.92/282,173.10 = 81,547.84/x
  3. Step 3: Cross multiply
    188,230.92x = 282,173.10 × 81,547.84
  4. Step 4: Simplify right side
    188,230.92x = 23,010,606,811.10
  5. Step 5: Solve for x
    x = 23,010,606,811.10/188,230.92
  6. Step 6: Final answer
    x = 122,246.69

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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.