Home / 53,869.01-80,693.36-43,909.25

Finding the Fourth Proportional to 53,869.01, 80,693.36 and 43,909.25

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Solution

The fourth proportional to 53,869.01, 80,693.36 and 43,909.25 is: 65,774.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,869.01 : 80,693.36 = 43,909.25 : x
  2. Step 2: Convert to fraction form
    53,869.01/80,693.36 = 43,909.25/x
  3. Step 3: Cross multiply
    53,869.01x = 80,693.36 × 43,909.25
  4. Step 4: Simplify right side
    53,869.01x = 3,543,184,698.03
  5. Step 5: Solve for x
    x = 3,543,184,698.03/53,869.01
  6. Step 6: Final answer
    x = 65,774.08

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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.