Home / 207,477.38-286,315.95-116,834.43

Finding the Fourth Proportional to 207,477.38, 286,315.95 and 116,834.43

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Solution

The fourth proportional to 207,477.38, 286,315.95 and 116,834.43 is: 161,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,477.38 : 286,315.95 = 116,834.43 : x
  2. Step 2: Convert to fraction form
    207,477.38/286,315.95 = 116,834.43/x
  3. Step 3: Cross multiply
    207,477.38x = 286,315.95 × 116,834.43
  4. Step 4: Simplify right side
    207,477.38x = 33,451,560,818.16
  5. Step 5: Solve for x
    x = 33,451,560,818.16/207,477.38
  6. Step 6: Final answer
    x = 161,229.92

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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.