Home / 62,977.91-86,914.42-34,688.66

Finding the Fourth Proportional to 62,977.91, 86,914.42 and 34,688.66

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Solution

The fourth proportional to 62,977.91, 86,914.42 and 34,688.66 is: 47,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,977.91 : 86,914.42 = 34,688.66 : x
  2. Step 2: Convert to fraction form
    62,977.91/86,914.42 = 34,688.66/x
  3. Step 3: Cross multiply
    62,977.91x = 86,914.42 × 34,688.66
  4. Step 4: Simplify right side
    62,977.91x = 3,014,944,243.18
  5. Step 5: Solve for x
    x = 3,014,944,243.18/62,977.91
  6. Step 6: Final answer
    x = 47,873.05

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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.