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Finding the Fourth Proportional to 171,036.48, 236,096.19 and 153,099.84

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Solution

The fourth proportional to 171,036.48, 236,096.19 and 153,099.84 is: 211,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,036.48 : 236,096.19 = 153,099.84 : x
  2. Step 2: Convert to fraction form
    171,036.48/236,096.19 = 153,099.84/x
  3. Step 3: Cross multiply
    171,036.48x = 236,096.19 × 153,099.84
  4. Step 4: Simplify right side
    171,036.48x = 36,146,288,913.61
  5. Step 5: Solve for x
    x = 36,146,288,913.61/171,036.48
  6. Step 6: Final answer
    x = 211,336.72

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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.