Home / 113,299.36-169,585.22-75,260.90

Finding the Fourth Proportional to 113,299.36, 169,585.22 and 75,260.90

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Solution

The fourth proportional to 113,299.36, 169,585.22 and 75,260.90 is: 112,649.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,299.36 : 169,585.22 = 75,260.90 : x
  2. Step 2: Convert to fraction form
    113,299.36/169,585.22 = 75,260.90/x
  3. Step 3: Cross multiply
    113,299.36x = 169,585.22 × 75,260.90
  4. Step 4: Simplify right side
    113,299.36x = 12,763,135,730.43
  5. Step 5: Solve for x
    x = 12,763,135,730.43/113,299.36
  6. Step 6: Final answer
    x = 112,649.67

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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.