Home / 55,916.60-83,810.10-22,620.20

Finding the Fourth Proportional to 55,916.60, 83,810.10 and 22,620.20

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Solution

The fourth proportional to 55,916.60, 83,810.10 and 22,620.20 is: 33,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,916.60 : 83,810.10 = 22,620.20 : x
  2. Step 2: Convert to fraction form
    55,916.60/83,810.10 = 22,620.20/x
  3. Step 3: Cross multiply
    55,916.60x = 83,810.10 × 22,620.20
  4. Step 4: Simplify right side
    55,916.60x = 1,895,801,224.02
  5. Step 5: Solve for x
    x = 1,895,801,224.02/55,916.60
  6. Step 6: Final answer
    x = 33,904.09

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1.5x scale

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.