Home / 113,427.70-170,206.35-43,357.30

Finding the Fourth Proportional to 113,427.70, 170,206.35 and 43,357.30

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Solution

The fourth proportional to 113,427.70, 170,206.35 and 43,357.30 is: 65,060.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,427.70 : 170,206.35 = 43,357.30 : x
  2. Step 2: Convert to fraction form
    113,427.70/170,206.35 = 43,357.30/x
  3. Step 3: Cross multiply
    113,427.70x = 170,206.35 × 43,357.30
  4. Step 4: Simplify right side
    113,427.70x = 7,379,687,778.86
  5. Step 5: Solve for x
    x = 7,379,687,778.86/113,427.70
  6. Step 6: Final answer
    x = 65,060.72

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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.