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Finding the Fourth Proportional to 181,911.83, 250,903.83 and 133,497.40

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Solution

The fourth proportional to 181,911.83, 250,903.83 and 133,497.40 is: 184,127.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,911.83 : 250,903.83 = 133,497.40 : x
  2. Step 2: Convert to fraction form
    181,911.83/250,903.83 = 133,497.40/x
  3. Step 3: Cross multiply
    181,911.83x = 250,903.83 × 133,497.40
  4. Step 4: Simplify right side
    181,911.83x = 33,495,009,298.84
  5. Step 5: Solve for x
    x = 33,495,009,298.84/181,911.83
  6. Step 6: Final answer
    x = 184,127.72

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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.