Home / 127,380.16-191,070.01-33,885.91

Finding the Fourth Proportional to 127,380.16, 191,070.01 and 33,885.91

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Solution

The fourth proportional to 127,380.16, 191,070.01 and 33,885.91 is: 50,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,380.16 : 191,070.01 = 33,885.91 : x
  2. Step 2: Convert to fraction form
    127,380.16/191,070.01 = 33,885.91/x
  3. Step 3: Cross multiply
    127,380.16x = 191,070.01 × 33,885.91
  4. Step 4: Simplify right side
    127,380.16x = 6,474,581,162.56
  5. Step 5: Solve for x
    x = 6,474,581,162.56/127,380.16
  6. Step 6: Final answer
    x = 50,828.80

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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.