Home / 113,847.47-157,097.58-66,091.49

Finding the Fourth Proportional to 113,847.47, 157,097.58 and 66,091.49

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Solution

The fourth proportional to 113,847.47, 157,097.58 and 66,091.49 is: 91,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,847.47 : 157,097.58 = 66,091.49 : x
  2. Step 2: Convert to fraction form
    113,847.47/157,097.58 = 66,091.49/x
  3. Step 3: Cross multiply
    113,847.47x = 157,097.58 × 66,091.49
  4. Step 4: Simplify right side
    113,847.47x = 10,382,813,137.59
  5. Step 5: Solve for x
    x = 10,382,813,137.59/113,847.47
  6. Step 6: Final answer
    x = 91,199.33

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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.