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Finding the Fourth Proportional to 177,224.81, 265,730.11 and 70,625.16

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Solution

The fourth proportional to 177,224.81, 265,730.11 and 70,625.16 is: 105,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,224.81 : 265,730.11 = 70,625.16 : x
  2. Step 2: Convert to fraction form
    177,224.81/265,730.11 = 70,625.16/x
  3. Step 3: Cross multiply
    177,224.81x = 265,730.11 × 70,625.16
  4. Step 4: Simplify right side
    177,224.81x = 18,767,231,359.00
  5. Step 5: Solve for x
    x = 18,767,231,359.00/177,224.81
  6. Step 6: Final answer
    x = 105,895.06

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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.