Home / 39,916.00-55,078.07-22,920.98

Finding the Fourth Proportional to 39,916.00, 55,078.07 and 22,920.98

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Solution

The fourth proportional to 39,916.00, 55,078.07 and 22,920.98 is: 31,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916.00 : 55,078.07 = 22,920.98 : x
  2. Step 2: Convert to fraction form
    39,916.00/55,078.07 = 22,920.98/x
  3. Step 3: Cross multiply
    39,916.00x = 55,078.07 × 22,920.98
  4. Step 4: Simplify right side
    39,916.00x = 1,262,443,364.00
  5. Step 5: Solve for x
    x = 1,262,443,364.00/39,916.00
  6. Step 6: Final answer
    x = 31,627.50

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1.5x scale

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.