Home / 110,603.27-165,523.66-67,880.32

Finding the Fourth Proportional to 110,603.27, 165,523.66 and 67,880.32

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Solution

The fourth proportional to 110,603.27, 165,523.66 and 67,880.32 is: 101,586.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,603.27 : 165,523.66 = 67,880.32 : x
  2. Step 2: Convert to fraction form
    110,603.27/165,523.66 = 67,880.32/x
  3. Step 3: Cross multiply
    110,603.27x = 165,523.66 × 67,880.32
  4. Step 4: Simplify right side
    110,603.27x = 11,235,798,424.86
  5. Step 5: Solve for x
    x = 11,235,798,424.86/110,603.27
  6. Step 6: Final answer
    x = 101,586.49

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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.