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Finding the Fourth Proportional to 66,449.35, 99,674.02 and 17,201.35

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Solution

The fourth proportional to 66,449.35, 99,674.02 and 17,201.35 is: 25,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,449.35 : 99,674.02 = 17,201.35 : x
  2. Step 2: Convert to fraction form
    66,449.35/99,674.02 = 17,201.35/x
  3. Step 3: Cross multiply
    66,449.35x = 99,674.02 × 17,201.35
  4. Step 4: Simplify right side
    66,449.35x = 1,714,527,411.74
  5. Step 5: Solve for x
    x = 1,714,527,411.74/66,449.35
  6. Step 6: Final answer
    x = 25,802.02

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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.