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Finding the Fourth Proportional to 177,500.70, 265,955.81 and 124,799.67

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Solution

The fourth proportional to 177,500.70, 265,955.81 and 124,799.67 is: 186,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,500.70 : 265,955.81 = 124,799.67 : x
  2. Step 2: Convert to fraction form
    177,500.70/265,955.81 = 124,799.67/x
  3. Step 3: Cross multiply
    177,500.70x = 265,955.81 × 124,799.67
  4. Step 4: Simplify right side
    177,500.70x = 33,191,196,698.58
  5. Step 5: Solve for x
    x = 33,191,196,698.58/177,500.70
  6. Step 6: Final answer
    x = 186,991.92

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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.