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Finding the Fourth Proportional to 171,875.86, 237,232.29 and 117,450.06

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Solution

The fourth proportional to 171,875.86, 237,232.29 and 117,450.06 is: 162,110.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,875.86 : 237,232.29 = 117,450.06 : x
  2. Step 2: Convert to fraction form
    171,875.86/237,232.29 = 117,450.06/x
  3. Step 3: Cross multiply
    171,875.86x = 237,232.29 × 117,450.06
  4. Step 4: Simplify right side
    171,875.86x = 27,862,946,400.81
  5. Step 5: Solve for x
    x = 27,862,946,400.81/171,875.86
  6. Step 6: Final answer
    x = 162,110.87

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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.