Home / 47,943.78-66,162.51-26,722.62

Finding the Fourth Proportional to 47,943.78, 66,162.51 and 26,722.62

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Solution

The fourth proportional to 47,943.78, 66,162.51 and 26,722.62 is: 36,877.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.78 : 66,162.51 = 26,722.62 : x
  2. Step 2: Convert to fraction form
    47,943.78/66,162.51 = 26,722.62/x
  3. Step 3: Cross multiply
    47,943.78x = 66,162.51 × 26,722.62
  4. Step 4: Simplify right side
    47,943.78x = 1,768,035,612.98
  5. Step 5: Solve for x
    x = 1,768,035,612.98/47,943.78
  6. Step 6: Final answer
    x = 36,877.27

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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.