Home / 62,916.40-86,822.00-34,620.26

Finding the Fourth Proportional to 62,916.40, 86,822.00 and 34,620.26

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Solution

The fourth proportional to 62,916.40, 86,822.00 and 34,620.26 is: 47,774.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,916.40 : 86,822.00 = 34,620.26 : x
  2. Step 2: Convert to fraction form
    62,916.40/86,822.00 = 34,620.26/x
  3. Step 3: Cross multiply
    62,916.40x = 86,822.00 × 34,620.26
  4. Step 4: Simplify right side
    62,916.40x = 3,005,800,322.08
  5. Step 5: Solve for x
    x = 3,005,800,322.08/62,916.40
  6. Step 6: Final answer
    x = 47,774.52

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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.