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Finding the Fourth Proportional to 19,216.01, 26,518.11 and 10,384.01

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Solution

The fourth proportional to 19,216.01, 26,518.11 and 10,384.01 is: 14,329.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.01 : 26,518.11 = 10,384.01 : x
  2. Step 2: Convert to fraction form
    19,216.01/26,518.11 = 10,384.01/x
  3. Step 3: Cross multiply
    19,216.01x = 26,518.11 × 10,384.01
  4. Step 4: Simplify right side
    19,216.01x = 275,364,267.50
  5. Step 5: Solve for x
    x = 275,364,267.50/19,216.01
  6. Step 6: Final answer
    x = 14,329.94

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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.