Home / 53,208.01-73,424.03-30,542.19

Finding the Fourth Proportional to 53,208.01, 73,424.03 and 30,542.19

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Solution

The fourth proportional to 53,208.01, 73,424.03 and 30,542.19 is: 42,146.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.01 : 73,424.03 = 30,542.19 : x
  2. Step 2: Convert to fraction form
    53,208.01/73,424.03 = 30,542.19/x
  3. Step 3: Cross multiply
    53,208.01x = 73,424.03 × 30,542.19
  4. Step 4: Simplify right side
    53,208.01x = 2,242,530,674.83
  5. Step 5: Solve for x
    x = 2,242,530,674.83/53,208.01
  6. Step 6: Final answer
    x = 42,146.49

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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.