Home / 188,118.06-282,185.73-47,877.90

Finding the Fourth Proportional to 188,118.06, 282,185.73 and 47,877.90

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Solution

The fourth proportional to 188,118.06, 282,185.73 and 47,877.90 is: 71,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,118.06 : 282,185.73 = 47,877.90 : x
  2. Step 2: Convert to fraction form
    188,118.06/282,185.73 = 47,877.90/x
  3. Step 3: Cross multiply
    188,118.06x = 282,185.73 × 47,877.90
  4. Step 4: Simplify right side
    188,118.06x = 13,510,460,162.37
  5. Step 5: Solve for x
    x = 13,510,460,162.37/188,118.06
  6. Step 6: Final answer
    x = 71,819.05

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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.