Home / 113,573.60-170,231.20-69,102.32

Finding the Fourth Proportional to 113,573.60, 170,231.20 and 69,102.32

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Solution

The fourth proportional to 113,573.60, 170,231.20 and 69,102.32 is: 103,574.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,573.60 : 170,231.20 = 69,102.32 : x
  2. Step 2: Convert to fraction form
    113,573.60/170,231.20 = 69,102.32/x
  3. Step 3: Cross multiply
    113,573.60x = 170,231.20 × 69,102.32
  4. Step 4: Simplify right side
    113,573.60x = 11,763,370,856.38
  5. Step 5: Solve for x
    x = 11,763,370,856.38/113,573.60
  6. Step 6: Final answer
    x = 103,574.87

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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.