Home / 53,509.86-73,843.41-30,848.75

Finding the Fourth Proportional to 53,509.86, 73,843.41 and 30,848.75

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Solution

The fourth proportional to 53,509.86, 73,843.41 and 30,848.75 is: 42,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,509.86 : 73,843.41 = 30,848.75 : x
  2. Step 2: Convert to fraction form
    53,509.86/73,843.41 = 30,848.75/x
  3. Step 3: Cross multiply
    53,509.86x = 73,843.41 × 30,848.75
  4. Step 4: Simplify right side
    53,509.86x = 2,277,976,894.24
  5. Step 5: Solve for x
    x = 2,277,976,894.24/53,509.86
  6. Step 6: Final answer
    x = 42,571.16

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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.