Home / 57,242.22-78,999.27-33,368.40

Finding the Fourth Proportional to 57,242.22, 78,999.27 and 33,368.40

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Solution

The fourth proportional to 57,242.22, 78,999.27 and 33,368.40 is: 46,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,242.22 : 78,999.27 = 33,368.40 : x
  2. Step 2: Convert to fraction form
    57,242.22/78,999.27 = 33,368.40/x
  3. Step 3: Cross multiply
    57,242.22x = 78,999.27 × 33,368.40
  4. Step 4: Simplify right side
    57,242.22x = 2,636,079,241.07
  5. Step 5: Solve for x
    x = 2,636,079,241.07/57,242.22
  6. Step 6: Final answer
    x = 46,051.31

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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.