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Finding the Fourth Proportional to 176,023.90, 264,165.45 and 70,918.30

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Solution

The fourth proportional to 176,023.90, 264,165.45 and 70,918.30 is: 106,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,023.90 : 264,165.45 = 70,918.30 : x
  2. Step 2: Convert to fraction form
    176,023.90/264,165.45 = 70,918.30/x
  3. Step 3: Cross multiply
    176,023.90x = 264,165.45 × 70,918.30
  4. Step 4: Simplify right side
    176,023.90x = 18,734,164,632.74
  5. Step 5: Solve for x
    x = 18,734,164,632.74/176,023.90
  6. Step 6: Final answer
    x = 106,429.66

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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.