Home / 75,077.24-103,629.66-43,267.32

Finding the Fourth Proportional to 75,077.24, 103,629.66 and 43,267.32

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Solution

The fourth proportional to 75,077.24, 103,629.66 and 43,267.32 is: 59,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,077.24 : 103,629.66 = 43,267.32 : x
  2. Step 2: Convert to fraction form
    75,077.24/103,629.66 = 43,267.32/x
  3. Step 3: Cross multiply
    75,077.24x = 103,629.66 × 43,267.32
  4. Step 4: Simplify right side
    75,077.24x = 4,483,777,660.71
  5. Step 5: Solve for x
    x = 4,483,777,660.71/75,077.24
  6. Step 6: Final answer
    x = 59,722.20

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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.