Home / 47,981.85-66,214.96-26,761.11

Finding the Fourth Proportional to 47,981.85, 66,214.96 and 26,761.11

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Solution

The fourth proportional to 47,981.85, 66,214.96 and 26,761.11 is: 36,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.85 : 66,214.96 = 26,761.11 : x
  2. Step 2: Convert to fraction form
    47,981.85/66,214.96 = 26,761.11/x
  3. Step 3: Cross multiply
    47,981.85x = 66,214.96 × 26,761.11
  4. Step 4: Simplify right side
    47,981.85x = 1,771,985,940.94
  5. Step 5: Solve for x
    x = 1,771,985,940.94/47,981.85
  6. Step 6: Final answer
    x = 36,930.34

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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.