Home / 75,071.25-103,580.85-44,866.35

Finding the Fourth Proportional to 75,071.25, 103,580.85 and 44,866.35

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Solution

The fourth proportional to 75,071.25, 103,580.85 and 44,866.35 is: 61,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,071.25 : 103,580.85 = 44,866.35 : x
  2. Step 2: Convert to fraction form
    75,071.25/103,580.85 = 44,866.35/x
  3. Step 3: Cross multiply
    75,071.25x = 103,580.85 × 44,866.35
  4. Step 4: Simplify right side
    75,071.25x = 4,647,294,669.40
  5. Step 5: Solve for x
    x = 4,647,294,669.40/75,071.25
  6. Step 6: Final answer
    x = 61,905.12

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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.