Home / 141,634.74-195,448.32-81,202.44

Finding the Fourth Proportional to 141,634.74, 195,448.32 and 81,202.44

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Solution

The fourth proportional to 141,634.74, 195,448.32 and 81,202.44 is: 112,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,634.74 : 195,448.32 = 81,202.44 : x
  2. Step 2: Convert to fraction form
    141,634.74/195,448.32 = 81,202.44/x
  3. Step 3: Cross multiply
    141,634.74x = 195,448.32 × 81,202.44
  4. Step 4: Simplify right side
    141,634.74x = 15,870,880,477.90
  5. Step 5: Solve for x
    x = 15,870,880,477.90/141,634.74
  6. Step 6: Final answer
    x = 112,055.00

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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.