Home / 53,415.04-80,079.36-22,273.60

Finding the Fourth Proportional to 53,415.04, 80,079.36 and 22,273.60

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Solution

The fourth proportional to 53,415.04, 80,079.36 and 22,273.60 is: 33,392.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.04 : 80,079.36 = 22,273.60 : x
  2. Step 2: Convert to fraction form
    53,415.04/80,079.36 = 22,273.60/x
  3. Step 3: Cross multiply
    53,415.04x = 80,079.36 × 22,273.60
  4. Step 4: Simplify right side
    53,415.04x = 1,783,655,632.90
  5. Step 5: Solve for x
    x = 1,783,655,632.90/53,415.04
  6. Step 6: Final answer
    x = 33,392.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.