Home / 81,241.75-112,111.51-44,942.25

Finding the Fourth Proportional to 81,241.75, 112,111.51 and 44,942.25

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Solution

The fourth proportional to 81,241.75, 112,111.51 and 44,942.25 is: 62,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,241.75 : 112,111.51 = 44,942.25 : x
  2. Step 2: Convert to fraction form
    81,241.75/112,111.51 = 44,942.25/x
  3. Step 3: Cross multiply
    81,241.75x = 112,111.51 × 44,942.25
  4. Step 4: Simplify right side
    81,241.75x = 5,038,543,397.94
  5. Step 5: Solve for x
    x = 5,038,543,397.94/81,241.75
  6. Step 6: Final answer
    x = 62,019.14

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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.