Home / 198,058.08-273,303-116,377.68

Finding the Fourth Proportional to 198,058.08, 273,303 and 116,377.68

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Solution

The fourth proportional to 198,058.08, 273,303 and 116,377.68 is: 160,591.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,058.08 : 273,303 = 116,377.68 : x
  2. Step 2: Convert to fraction form
    198,058.08/273,303 = 116,377.68/x
  3. Step 3: Cross multiply
    198,058.08x = 273,303 × 116,377.68
  4. Step 4: Simplify right side
    198,058.08x = 31,806,369,077.04
  5. Step 5: Solve for x
    x = 31,806,369,077.04/198,058.08
  6. Step 6: Final answer
    x = 160,591.12

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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.