Home / 52,948.98-73,069.79-28,749.98

Finding the Fourth Proportional to 52,948.98, 73,069.79 and 28,749.98

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Solution

The fourth proportional to 52,948.98, 73,069.79 and 28,749.98 is: 39,675.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,948.98 : 73,069.79 = 28,749.98 : x
  2. Step 2: Convert to fraction form
    52,948.98/73,069.79 = 28,749.98/x
  3. Step 3: Cross multiply
    52,948.98x = 73,069.79 × 28,749.98
  4. Step 4: Simplify right side
    52,948.98x = 2,100,755,001.10
  5. Step 5: Solve for x
    x = 2,100,755,001.10/52,948.98
  6. Step 6: Final answer
    x = 39,675.08

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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.