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Finding the Fourth Proportional to 25,290.63, 37,935.95 and 14,967.99

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Solution

The fourth proportional to 25,290.63, 37,935.95 and 14,967.99 is: 22,451.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.63 : 37,935.95 = 14,967.99 : x
  2. Step 2: Convert to fraction form
    25,290.63/37,935.95 = 14,967.99/x
  3. Step 3: Cross multiply
    25,290.63x = 37,935.95 × 14,967.99
  4. Step 4: Simplify right side
    25,290.63x = 567,824,845.40
  5. Step 5: Solve for x
    x = 567,824,845.40/25,290.63
  6. Step 6: Final answer
    x = 22,451.99

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Similar ratio
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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.