Home / 167,135.74-230,676.80-99,190.17

Finding the Fourth Proportional to 167,135.74, 230,676.80 and 99,190.17

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Solution

The fourth proportional to 167,135.74, 230,676.80 and 99,190.17 is: 136,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,135.74 : 230,676.80 = 99,190.17 : x
  2. Step 2: Convert to fraction form
    167,135.74/230,676.80 = 99,190.17/x
  3. Step 3: Cross multiply
    167,135.74x = 230,676.80 × 99,190.17
  4. Step 4: Simplify right side
    167,135.74x = 22,880,870,511.11
  5. Step 5: Solve for x
    x = 22,880,870,511.11/167,135.74
  6. Step 6: Final answer
    x = 136,899.93

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1.5x scale

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.