Home / 77,736.41-116,592.15-27,807.20

Finding the Fourth Proportional to 77,736.41, 116,592.15 and 27,807.20

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Solution

The fourth proportional to 77,736.41, 116,592.15 and 27,807.20 is: 41,706.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,736.41 : 116,592.15 = 27,807.20 : x
  2. Step 2: Convert to fraction form
    77,736.41/116,592.15 = 27,807.20/x
  3. Step 3: Cross multiply
    77,736.41x = 116,592.15 × 27,807.20
  4. Step 4: Simplify right side
    77,736.41x = 3,242,101,233.48
  5. Step 5: Solve for x
    x = 3,242,101,233.48/77,736.41
  6. Step 6: Final answer
    x = 41,706.34

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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.