Home / 188,993.17-283,391.32-70,567.12

Finding the Fourth Proportional to 188,993.17, 283,391.32 and 70,567.12

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Solution

The fourth proportional to 188,993.17, 283,391.32 and 70,567.12 is: 105,813.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,993.17 : 283,391.32 = 70,567.12 : x
  2. Step 2: Convert to fraction form
    188,993.17/283,391.32 = 70,567.12/x
  3. Step 3: Cross multiply
    188,993.17x = 283,391.32 × 70,567.12
  4. Step 4: Simplify right side
    188,993.17x = 19,998,109,285.40
  5. Step 5: Solve for x
    x = 19,998,109,285.40/188,993.17
  6. Step 6: Final answer
    x = 105,813.93

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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.