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Finding the Fourth Proportional to 15,960.40, 24,060.12 and 14,889.99

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Solution

The fourth proportional to 15,960.40, 24,060.12 and 14,889.99 is: 22,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.40 : 24,060.12 = 14,889.99 : x
  2. Step 2: Convert to fraction form
    15,960.40/24,060.12 = 14,889.99/x
  3. Step 3: Cross multiply
    15,960.40x = 24,060.12 × 14,889.99
  4. Step 4: Simplify right side
    15,960.40x = 358,254,946.20
  5. Step 5: Solve for x
    x = 358,254,946.20/15,960.40
  6. Step 6: Final answer
    x = 22,446.49

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.