Home / 53,175.48-73,387.34-39,723.36

Finding the Fourth Proportional to 53,175.48, 73,387.34 and 39,723.36

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Solution

The fourth proportional to 53,175.48, 73,387.34 and 39,723.36 is: 54,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,175.48 : 73,387.34 = 39,723.36 : x
  2. Step 2: Convert to fraction form
    53,175.48/73,387.34 = 39,723.36/x
  3. Step 3: Cross multiply
    53,175.48x = 73,387.34 × 39,723.36
  4. Step 4: Simplify right side
    53,175.48x = 2,915,191,527.65
  5. Step 5: Solve for x
    x = 2,915,191,527.65/53,175.48
  6. Step 6: Final answer
    x = 54,822.10

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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.