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Finding the Fourth Proportional to 18,597.84, 25,658.77 and 10,530.39

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Solution

The fourth proportional to 18,597.84, 25,658.77 and 10,530.39 is: 14,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.84 : 25,658.77 = 10,530.39 : x
  2. Step 2: Convert to fraction form
    18,597.84/25,658.77 = 10,530.39/x
  3. Step 3: Cross multiply
    18,597.84x = 25,658.77 × 10,530.39
  4. Step 4: Simplify right side
    18,597.84x = 270,196,802.37
  5. Step 5: Solve for x
    x = 270,196,802.37/18,597.84
  6. Step 6: Final answer
    x = 14,528.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.