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Finding the Fourth Proportional to 177,244.32, 265,698.30 and 70,693.76

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Solution

The fourth proportional to 177,244.32, 265,698.30 and 70,693.76 is: 105,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,244.32 : 265,698.30 = 70,693.76 : x
  2. Step 2: Convert to fraction form
    177,244.32/265,698.30 = 70,693.76/x
  3. Step 3: Cross multiply
    177,244.32x = 265,698.30 × 70,693.76
  4. Step 4: Simplify right side
    177,244.32x = 18,783,211,852.61
  5. Step 5: Solve for x
    x = 18,783,211,852.61/177,244.32
  6. Step 6: Final answer
    x = 105,973.56

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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.