Home / 53,228.24-73,458.64-30,872.24

Finding the Fourth Proportional to 53,228.24, 73,458.64 and 30,872.24

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Solution

The fourth proportional to 53,228.24, 73,458.64 and 30,872.24 is: 42,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228.24 : 73,458.64 = 30,872.24 : x
  2. Step 2: Convert to fraction form
    53,228.24/73,458.64 = 30,872.24/x
  3. Step 3: Cross multiply
    53,228.24x = 73,458.64 × 30,872.24
  4. Step 4: Simplify right side
    53,228.24x = 2,267,832,764.15
  5. Step 5: Solve for x
    x = 2,267,832,764.15/53,228.24
  6. Step 6: Final answer
    x = 42,605.82

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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.