Home / 134,080.85-201,195.15-81,527.24

Finding the Fourth Proportional to 134,080.85, 201,195.15 and 81,527.24

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Solution

The fourth proportional to 134,080.85, 201,195.15 and 81,527.24 is: 122,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,080.85 : 201,195.15 = 81,527.24 : x
  2. Step 2: Convert to fraction form
    134,080.85/201,195.15 = 81,527.24/x
  3. Step 3: Cross multiply
    134,080.85x = 201,195.15 × 81,527.24
  4. Step 4: Simplify right side
    134,080.85x = 16,402,885,280.89
  5. Step 5: Solve for x
    x = 16,402,885,280.89/134,080.85
  6. Step 6: Final answer
    x = 122,335.78

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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.