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Finding the Fourth Proportional to 44,485.50, 61,389.99 and 27,718.50

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Solution

The fourth proportional to 44,485.50, 61,389.99 and 27,718.50 is: 38,251.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,485.50 : 61,389.99 = 27,718.50 : x
  2. Step 2: Convert to fraction form
    44,485.50/61,389.99 = 27,718.50/x
  3. Step 3: Cross multiply
    44,485.50x = 61,389.99 × 27,718.50
  4. Step 4: Simplify right side
    44,485.50x = 1,701,638,437.82
  5. Step 5: Solve for x
    x = 1,701,638,437.82/44,485.50
  6. Step 6: Final answer
    x = 38,251.53

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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.