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Finding the Fourth Proportional to 161,259.66, 241,889.94 and 48,940.74

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Solution

The fourth proportional to 161,259.66, 241,889.94 and 48,940.74 is: 73,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,259.66 : 241,889.94 = 48,940.74 : x
  2. Step 2: Convert to fraction form
    161,259.66/241,889.94 = 48,940.74/x
  3. Step 3: Cross multiply
    161,259.66x = 241,889.94 × 48,940.74
  4. Step 4: Simplify right side
    161,259.66x = 11,838,272,662.16
  5. Step 5: Solve for x
    x = 11,838,272,662.16/161,259.66
  6. Step 6: Final answer
    x = 73,411.25

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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.