Home / 62,980.23-86,916.66-34,685.91

Finding the Fourth Proportional to 62,980.23, 86,916.66 and 34,685.91

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Solution

The fourth proportional to 62,980.23, 86,916.66 and 34,685.91 is: 47,868.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,980.23 : 86,916.66 = 34,685.91 : x
  2. Step 2: Convert to fraction form
    62,980.23/86,916.66 = 34,685.91/x
  3. Step 3: Cross multiply
    62,980.23x = 86,916.66 × 34,685.91
  4. Step 4: Simplify right side
    62,980.23x = 3,014,783,446.26
  5. Step 5: Solve for x
    x = 3,014,783,446.26/62,980.23
  6. Step 6: Final answer
    x = 47,868.73

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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.