Home / 113,347.94-170,022.20-54,170.15

Finding the Fourth Proportional to 113,347.94, 170,022.20 and 54,170.15

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Solution

The fourth proportional to 113,347.94, 170,022.20 and 54,170.15 is: 81,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,347.94 : 170,022.20 = 54,170.15 : x
  2. Step 2: Convert to fraction form
    113,347.94/170,022.20 = 54,170.15/x
  3. Step 3: Cross multiply
    113,347.94x = 170,022.20 × 54,170.15
  4. Step 4: Simplify right side
    113,347.94x = 9,210,126,956.37
  5. Step 5: Solve for x
    x = 9,210,126,956.37/113,347.94
  6. Step 6: Final answer
    x = 81,255.36

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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.