Home / 62,985.54-94,483.32-20,863.92

Finding the Fourth Proportional to 62,985.54, 94,483.32 and 20,863.92

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Solution

The fourth proportional to 62,985.54, 94,483.32 and 20,863.92 is: 31,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,985.54 : 94,483.32 = 20,863.92 : x
  2. Step 2: Convert to fraction form
    62,985.54/94,483.32 = 20,863.92/x
  3. Step 3: Cross multiply
    62,985.54x = 94,483.32 × 20,863.92
  4. Step 4: Simplify right side
    62,985.54x = 1,971,292,429.81
  5. Step 5: Solve for x
    x = 1,971,292,429.81/62,985.54
  6. Step 6: Final answer
    x = 31,297.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.