Home / 77,706.36-116,534.85-33,321.18

Finding the Fourth Proportional to 77,706.36, 116,534.85 and 33,321.18

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Solution

The fourth proportional to 77,706.36, 116,534.85 and 33,321.18 is: 49,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,706.36 : 116,534.85 = 33,321.18 : x
  2. Step 2: Convert to fraction form
    77,706.36/116,534.85 = 33,321.18/x
  3. Step 3: Cross multiply
    77,706.36x = 116,534.85 × 33,321.18
  4. Step 4: Simplify right side
    77,706.36x = 3,883,078,713.12
  5. Step 5: Solve for x
    x = 3,883,078,713.12/77,706.36
  6. Step 6: Final answer
    x = 49,971.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.