Home / 63,027.18-86,977.53-34,346.87

Finding the Fourth Proportional to 63,027.18, 86,977.53 and 34,346.87

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Solution

The fourth proportional to 63,027.18, 86,977.53 and 34,346.87 is: 47,398.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,027.18 : 86,977.53 = 34,346.87 : x
  2. Step 2: Convert to fraction form
    63,027.18/86,977.53 = 34,346.87/x
  3. Step 3: Cross multiply
    63,027.18x = 86,977.53 × 34,346.87
  4. Step 4: Simplify right side
    63,027.18x = 2,987,405,551.19
  5. Step 5: Solve for x
    x = 2,987,405,551.19/63,027.18
  6. Step 6: Final answer
    x = 47,398.68

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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.