Home / 35,275.30-48,675.94-20,930.00

Finding the Fourth Proportional to 35,275.30, 48,675.94 and 20,930.00

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Solution

The fourth proportional to 35,275.30, 48,675.94 and 20,930.00 is: 28,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,275.30 : 48,675.94 = 20,930.00 : x
  2. Step 2: Convert to fraction form
    35,275.30/48,675.94 = 20,930.00/x
  3. Step 3: Cross multiply
    35,275.30x = 48,675.94 × 20,930.00
  4. Step 4: Simplify right side
    35,275.30x = 1,018,787,128.50
  5. Step 5: Solve for x
    x = 1,018,787,128.50/35,275.30
  6. Step 6: Final answer
    x = 28,881.04

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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.