Home / 167,305.04-230,865.60-99,310.40

Finding the Fourth Proportional to 167,305.04, 230,865.60 and 99,310.40

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Solution

The fourth proportional to 167,305.04, 230,865.60 and 99,310.40 is: 137,039.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,305.04 : 230,865.60 = 99,310.40 : x
  2. Step 2: Convert to fraction form
    167,305.04/230,865.60 = 99,310.40/x
  3. Step 3: Cross multiply
    167,305.04x = 230,865.60 × 99,310.40
  4. Step 4: Simplify right side
    167,305.04x = 22,927,355,082.24
  5. Step 5: Solve for x
    x = 22,927,355,082.24/167,305.04
  6. Step 6: Final answer
    x = 137,039.24

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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.