Home / 207,518.49-286,401.62-116,891.64

Finding the Fourth Proportional to 207,518.49, 286,401.62 and 116,891.64

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Solution

The fourth proportional to 207,518.49, 286,401.62 and 116,891.64 is: 161,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,518.49 : 286,401.62 = 116,891.64 : x
  2. Step 2: Convert to fraction form
    207,518.49/286,401.62 = 116,891.64/x
  3. Step 3: Cross multiply
    207,518.49x = 286,401.62 × 116,891.64
  4. Step 4: Simplify right side
    207,518.49x = 33,477,955,352.69
  5. Step 5: Solve for x
    x = 33,477,955,352.69/207,518.49
  6. Step 6: Final answer
    x = 161,325.17

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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.