Home / 53,620.48-73,985.60-32,399.80

Finding the Fourth Proportional to 53,620.48, 73,985.60 and 32,399.80

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Solution

The fourth proportional to 53,620.48, 73,985.60 and 32,399.80 is: 44,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,620.48 : 73,985.60 = 32,399.80 : x
  2. Step 2: Convert to fraction form
    53,620.48/73,985.60 = 32,399.80/x
  3. Step 3: Cross multiply
    53,620.48x = 73,985.60 × 32,399.80
  4. Step 4: Simplify right side
    53,620.48x = 2,397,118,538.92
  5. Step 5: Solve for x
    x = 2,397,118,538.92/53,620.48
  6. Step 6: Final answer
    x = 44,705.28

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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.