Home / 62,987.06-86,922.14-34,692.75

Finding the Fourth Proportional to 62,987.06, 86,922.14 and 34,692.75

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Solution

The fourth proportional to 62,987.06, 86,922.14 and 34,692.75 is: 47,875.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,987.06 : 86,922.14 = 34,692.75 : x
  2. Step 2: Convert to fraction form
    62,987.06/86,922.14 = 34,692.75/x
  3. Step 3: Cross multiply
    62,987.06x = 86,922.14 × 34,692.75
  4. Step 4: Simplify right side
    62,987.06x = 3,015,567,638.11
  5. Step 5: Solve for x
    x = 3,015,567,638.11/62,987.06
  6. Step 6: Final answer
    x = 47,875.99

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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.