Home / 53,230.72-73,461.20-37,309.36

Finding the Fourth Proportional to 53,230.72, 73,461.20 and 37,309.36

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Solution

The fourth proportional to 53,230.72, 73,461.20 and 37,309.36 is: 51,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,230.72 : 73,461.20 = 37,309.36 : x
  2. Step 2: Convert to fraction form
    53,230.72/73,461.20 = 37,309.36/x
  3. Step 3: Cross multiply
    53,230.72x = 73,461.20 × 37,309.36
  4. Step 4: Simplify right side
    53,230.72x = 2,740,790,356.83
  5. Step 5: Solve for x
    x = 2,740,790,356.83/53,230.72
  6. Step 6: Final answer
    x = 51,488.88

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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.