Home / 141,548.42-195,335.34-80,305.93

Finding the Fourth Proportional to 141,548.42, 195,335.34 and 80,305.93

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Solution

The fourth proportional to 141,548.42, 195,335.34 and 80,305.93 is: 110,821.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,548.42 : 195,335.34 = 80,305.93 : x
  2. Step 2: Convert to fraction form
    141,548.42/195,335.34 = 80,305.93/x
  3. Step 3: Cross multiply
    141,548.42x = 195,335.34 × 80,305.93
  4. Step 4: Simplify right side
    141,548.42x = 15,686,586,140.57
  5. Step 5: Solve for x
    x = 15,686,586,140.57/141,548.42
  6. Step 6: Final answer
    x = 110,821.34

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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.