Home / 188,457.50-282,720.87-62,105.20

Finding the Fourth Proportional to 188,457.50, 282,720.87 and 62,105.20

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Solution

The fourth proportional to 188,457.50, 282,720.87 and 62,105.20 is: 93,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,457.50 : 282,720.87 = 62,105.20 : x
  2. Step 2: Convert to fraction form
    188,457.50/282,720.87 = 62,105.20/x
  3. Step 3: Cross multiply
    188,457.50x = 282,720.87 × 62,105.20
  4. Step 4: Simplify right side
    188,457.50x = 17,558,435,468.72
  5. Step 5: Solve for x
    x = 17,558,435,468.72/188,457.50
  6. Step 6: Final answer
    x = 93,169.20

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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.