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Finding the Fourth Proportional to 114,790.71, 172,254.12 and 62,199.03

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Solution

The fourth proportional to 114,790.71, 172,254.12 and 62,199.03 is: 93,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,790.71 : 172,254.12 = 62,199.03 : x
  2. Step 2: Convert to fraction form
    114,790.71/172,254.12 = 62,199.03/x
  3. Step 3: Cross multiply
    114,790.71x = 172,254.12 × 62,199.03
  4. Step 4: Simplify right side
    114,790.71x = 10,714,039,177.50
  5. Step 5: Solve for x
    x = 10,714,039,177.50/114,790.71
  6. Step 6: Final answer
    x = 93,335.42

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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.