Home / 204,436.16-282,121.91-113,790.18

Finding the Fourth Proportional to 204,436.16, 282,121.91 and 113,790.18

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Solution

The fourth proportional to 204,436.16, 282,121.91 and 113,790.18 is: 157,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,436.16 : 282,121.91 = 113,790.18 : x
  2. Step 2: Convert to fraction form
    204,436.16/282,121.91 = 113,790.18/x
  3. Step 3: Cross multiply
    204,436.16x = 282,121.91 × 113,790.18
  4. Step 4: Simplify right side
    204,436.16x = 32,102,701,720.65
  5. Step 5: Solve for x
    x = 32,102,701,720.65/204,436.16
  6. Step 6: Final answer
    x = 157,030.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.