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Finding the Fourth Proportional to 176,675.91, 265,101.43 and 70,057.58

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Solution

The fourth proportional to 176,675.91, 265,101.43 and 70,057.58 is: 105,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,675.91 : 265,101.43 = 70,057.58 : x
  2. Step 2: Convert to fraction form
    176,675.91/265,101.43 = 70,057.58/x
  3. Step 3: Cross multiply
    176,675.91x = 265,101.43 × 70,057.58
  4. Step 4: Simplify right side
    176,675.91x = 18,572,364,396.53
  5. Step 5: Solve for x
    x = 18,572,364,396.53/176,675.91
  6. Step 6: Final answer
    x = 105,121.09

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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.