Home / 51,665.64-77,506.55-22,083.63

Finding the Fourth Proportional to 51,665.64, 77,506.55 and 22,083.63

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Solution

The fourth proportional to 51,665.64, 77,506.55 and 22,083.63 is: 33,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,665.64 : 77,506.55 = 22,083.63 : x
  2. Step 2: Convert to fraction form
    51,665.64/77,506.55 = 22,083.63/x
  3. Step 3: Cross multiply
    51,665.64x = 77,506.55 × 22,083.63
  4. Step 4: Simplify right side
    51,665.64x = 1,711,625,972.78
  5. Step 5: Solve for x
    x = 1,711,625,972.78/51,665.64
  6. Step 6: Final answer
    x = 33,128.90

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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.