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Finding the Fourth Proportional to 46,384.88, 63,989.88 and 27,515.12

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Solution

The fourth proportional to 46,384.88, 63,989.88 and 27,515.12 is: 37,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,384.88 : 63,989.88 = 27,515.12 : x
  2. Step 2: Convert to fraction form
    46,384.88/63,989.88 = 27,515.12/x
  3. Step 3: Cross multiply
    46,384.88x = 63,989.88 × 27,515.12
  4. Step 4: Simplify right side
    46,384.88x = 1,760,689,226.99
  5. Step 5: Solve for x
    x = 1,760,689,226.99/46,384.88
  6. Step 6: Final answer
    x = 37,958.26

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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.