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Finding the Fourth Proportional to 176,758.70, 265,179.56 and 58,430.03

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Solution

The fourth proportional to 176,758.70, 265,179.56 and 58,430.03 is: 87,658.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,758.70 : 265,179.56 = 58,430.03 : x
  2. Step 2: Convert to fraction form
    176,758.70/265,179.56 = 58,430.03/x
  3. Step 3: Cross multiply
    176,758.70x = 265,179.56 × 58,430.03
  4. Step 4: Simplify right side
    176,758.70x = 15,494,449,646.19
  5. Step 5: Solve for x
    x = 15,494,449,646.19/176,758.70
  6. Step 6: Final answer
    x = 87,658.77

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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.