Home / 62,705.13-86,529.63-34,408.59

Finding the Fourth Proportional to 62,705.13, 86,529.63 and 34,408.59

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Solution

The fourth proportional to 62,705.13, 86,529.63 and 34,408.59 is: 47,481.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,705.13 : 86,529.63 = 34,408.59 : x
  2. Step 2: Convert to fraction form
    62,705.13/86,529.63 = 34,408.59/x
  3. Step 3: Cross multiply
    62,705.13x = 86,529.63 × 34,408.59
  4. Step 4: Simplify right side
    62,705.13x = 2,977,362,561.52
  5. Step 5: Solve for x
    x = 2,977,362,561.52/62,705.13
  6. Step 6: Final answer
    x = 47,481.96

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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.