Home / 55,266.77-82,906.23-15,830.30

Finding the Fourth Proportional to 55,266.77, 82,906.23 and 15,830.30

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Solution

The fourth proportional to 55,266.77, 82,906.23 and 15,830.30 is: 23,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.77 : 82,906.23 = 15,830.30 : x
  2. Step 2: Convert to fraction form
    55,266.77/82,906.23 = 15,830.30/x
  3. Step 3: Cross multiply
    55,266.77x = 82,906.23 × 15,830.30
  4. Step 4: Simplify right side
    55,266.77x = 1,312,430,492.77
  5. Step 5: Solve for x
    x = 1,312,430,492.77/55,266.77
  6. Step 6: Final answer
    x = 23,747.19

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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.