Home / 62,820.35-86,692.92-34,140.58

Finding the Fourth Proportional to 62,820.35, 86,692.92 and 34,140.58

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Solution

The fourth proportional to 62,820.35, 86,692.92 and 34,140.58 is: 47,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.35 : 86,692.92 = 34,140.58 : x
  2. Step 2: Convert to fraction form
    62,820.35/86,692.92 = 34,140.58/x
  3. Step 3: Cross multiply
    62,820.35x = 86,692.92 × 34,140.58
  4. Step 4: Simplify right side
    62,820.35x = 2,959,746,570.69
  5. Step 5: Solve for x
    x = 2,959,746,570.69/62,820.35
  6. Step 6: Final answer
    x = 47,114.46

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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.