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Finding the Fourth Proportional to 176,187.65, 264,279.21 and 43,069.07

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Solution

The fourth proportional to 176,187.65, 264,279.21 and 43,069.07 is: 64,603.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,187.65 : 264,279.21 = 43,069.07 : x
  2. Step 2: Convert to fraction form
    176,187.65/264,279.21 = 43,069.07/x
  3. Step 3: Cross multiply
    176,187.65x = 264,279.21 × 43,069.07
  4. Step 4: Simplify right side
    176,187.65x = 11,382,259,795.03
  5. Step 5: Solve for x
    x = 11,382,259,795.03/176,187.65
  6. Step 6: Final answer
    x = 64,603.05

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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.