Home / 53,399.04-79,999.20-41,655.84

Finding the Fourth Proportional to 53,399.04, 79,999.20 and 41,655.84

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Solution

The fourth proportional to 53,399.04, 79,999.20 and 41,655.84 is: 62,406.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,399.04 : 79,999.20 = 41,655.84 : x
  2. Step 2: Convert to fraction form
    53,399.04/79,999.20 = 41,655.84/x
  3. Step 3: Cross multiply
    53,399.04x = 79,999.20 × 41,655.84
  4. Step 4: Simplify right side
    53,399.04x = 3,332,433,875.33
  5. Step 5: Solve for x
    x = 3,332,433,875.33/53,399.04
  6. Step 6: Final answer
    x = 62,406.25

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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.