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Finding the Fourth Proportional to 45,589.84, 68,416.88 and 16,009.98

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Solution

The fourth proportional to 45,589.84, 68,416.88 and 16,009.98 is: 24,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,589.84 : 68,416.88 = 16,009.98 : x
  2. Step 2: Convert to fraction form
    45,589.84/68,416.88 = 16,009.98/x
  3. Step 3: Cross multiply
    45,589.84x = 68,416.88 × 16,009.98
  4. Step 4: Simplify right side
    45,589.84x = 1,095,352,880.46
  5. Step 5: Solve for x
    x = 1,095,352,880.46/45,589.84
  6. Step 6: Final answer
    x = 24,026.25

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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.