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Finding the Fourth Proportional to 60,055.50, 90,083.25 and 16,279.50

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Solution

The fourth proportional to 60,055.50, 90,083.25 and 16,279.50 is: 24,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,055.50 : 90,083.25 = 16,279.50 : x
  2. Step 2: Convert to fraction form
    60,055.50/90,083.25 = 16,279.50/x
  3. Step 3: Cross multiply
    60,055.50x = 90,083.25 × 16,279.50
  4. Step 4: Simplify right side
    60,055.50x = 1,466,510,268.38
  5. Step 5: Solve for x
    x = 1,466,510,268.38/60,055.50
  6. Step 6: Final answer
    x = 24,419.25

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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.