Home / 119,080.49-164,331.32-70,692.13

Finding the Fourth Proportional to 119,080.49, 164,331.32 and 70,692.13

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Solution

The fourth proportional to 119,080.49, 164,331.32 and 70,692.13 is: 97,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,080.49 : 164,331.32 = 70,692.13 : x
  2. Step 2: Convert to fraction form
    119,080.49/164,331.32 = 70,692.13/x
  3. Step 3: Cross multiply
    119,080.49x = 164,331.32 × 70,692.13
  4. Step 4: Simplify right side
    119,080.49x = 11,616,930,211.98
  5. Step 5: Solve for x
    x = 11,616,930,211.98/119,080.49
  6. Step 6: Final answer
    x = 97,555.27

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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.