Home / 113,516.24-156,652.45-65,797.25

Finding the Fourth Proportional to 113,516.24, 156,652.45 and 65,797.25

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Solution

The fourth proportional to 113,516.24, 156,652.45 and 65,797.25 is: 90,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,516.24 : 156,652.45 = 65,797.25 : x
  2. Step 2: Convert to fraction form
    113,516.24/156,652.45 = 65,797.25/x
  3. Step 3: Cross multiply
    113,516.24x = 156,652.45 × 65,797.25
  4. Step 4: Simplify right side
    113,516.24x = 10,307,299,468.01
  5. Step 5: Solve for x
    x = 10,307,299,468.01/113,516.24
  6. Step 6: Final answer
    x = 90,800.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.