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Finding the Fourth Proportional to 15,908.49, 23,702.87 and 15,014.25

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Solution

The fourth proportional to 15,908.49, 23,702.87 and 15,014.25 is: 22,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908.49 : 23,702.87 = 15,014.25 : x
  2. Step 2: Convert to fraction form
    15,908.49/23,702.87 = 15,014.25/x
  3. Step 3: Cross multiply
    15,908.49x = 23,702.87 × 15,014.25
  4. Step 4: Simplify right side
    15,908.49x = 355,880,853.43
  5. Step 5: Solve for x
    x = 355,880,853.43/15,908.49
  6. Step 6: Final answer
    x = 22,370.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.