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Finding the Fourth Proportional to 176,188.66, 264,280.70 and 43,070.08

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Solution

The fourth proportional to 176,188.66, 264,280.70 and 43,070.08 is: 64,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,188.66 : 264,280.70 = 43,070.08 : x
  2. Step 2: Convert to fraction form
    176,188.66/264,280.70 = 43,070.08/x
  3. Step 3: Cross multiply
    176,188.66x = 264,280.70 × 43,070.08
  4. Step 4: Simplify right side
    176,188.66x = 11,382,590,891.46
  5. Step 5: Solve for x
    x = 11,382,590,891.46/176,188.66
  6. Step 6: Final answer
    x = 64,604.56

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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.