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Finding the Fourth Proportional to 181,466.31, 250,410.51 and 99,800.32

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Solution

The fourth proportional to 181,466.31, 250,410.51 and 99,800.32 is: 137,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,466.31 : 250,410.51 = 99,800.32 : x
  2. Step 2: Convert to fraction form
    181,466.31/250,410.51 = 99,800.32/x
  3. Step 3: Cross multiply
    181,466.31x = 250,410.51 × 99,800.32
  4. Step 4: Simplify right side
    181,466.31x = 24,991,048,026.81
  5. Step 5: Solve for x
    x = 24,991,048,026.81/181,466.31
  6. Step 6: Final answer
    x = 137,717.29

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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.