Home / 141,907.41-195,628.74-111,640.17

Finding the Fourth Proportional to 141,907.41, 195,628.74 and 111,640.17

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Solution

The fourth proportional to 141,907.41, 195,628.74 and 111,640.17 is: 153,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,907.41 : 195,628.74 = 111,640.17 : x
  2. Step 2: Convert to fraction form
    141,907.41/195,628.74 = 111,640.17/x
  3. Step 3: Cross multiply
    141,907.41x = 195,628.74 × 111,640.17
  4. Step 4: Simplify right side
    141,907.41x = 21,840,026,105.44
  5. Step 5: Solve for x
    x = 21,840,026,105.44/141,907.41
  6. Step 6: Final answer
    x = 153,903.35

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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.