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Finding the Fourth Proportional to 181,477.44, 250,421.76 and 168,102.72

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Solution

The fourth proportional to 181,477.44, 250,421.76 and 168,102.72 is: 231,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,477.44 : 250,421.76 = 168,102.72 : x
  2. Step 2: Convert to fraction form
    181,477.44/250,421.76 = 168,102.72/x
  3. Step 3: Cross multiply
    181,477.44x = 250,421.76 × 168,102.72
  4. Step 4: Simplify right side
    181,477.44x = 42,096,579,003.19
  5. Step 5: Solve for x
    x = 42,096,579,003.19/181,477.44
  6. Step 6: Final answer
    x = 231,965.91

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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.