Home / 119,084.50-164,336.84-70,696.12

Finding the Fourth Proportional to 119,084.50, 164,336.84 and 70,696.12

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Solution

The fourth proportional to 119,084.50, 164,336.84 and 70,696.12 is: 97,560.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,084.50 : 164,336.84 = 70,696.12 : x
  2. Step 2: Convert to fraction form
    119,084.50/164,336.84 = 70,696.12/x
  3. Step 3: Cross multiply
    119,084.50x = 164,336.84 × 70,696.12
  4. Step 4: Simplify right side
    119,084.50x = 11,617,976,961.06
  5. Step 5: Solve for x
    x = 11,617,976,961.06/119,084.50
  6. Step 6: Final answer
    x = 97,560.78

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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.