Home / 207,338.94-286,155.18-116,712.50

Finding the Fourth Proportional to 207,338.94, 286,155.18 and 116,712.50

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Solution

The fourth proportional to 207,338.94, 286,155.18 and 116,712.50 is: 161,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,338.94 : 286,155.18 = 116,712.50 : x
  2. Step 2: Convert to fraction form
    207,338.94/286,155.18 = 116,712.50/x
  3. Step 3: Cross multiply
    207,338.94x = 286,155.18 × 116,712.50
  4. Step 4: Simplify right side
    207,338.94x = 33,397,885,014.97
  5. Step 5: Solve for x
    x = 33,397,885,014.97/207,338.94
  6. Step 6: Final answer
    x = 161,078.69

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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.