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Finding the Fourth Proportional to 176,366.54, 264,368.61 and 69,707.15

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Solution

The fourth proportional to 176,366.54, 264,368.61 and 69,707.15 is: 104,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,366.54 : 264,368.61 = 69,707.15 : x
  2. Step 2: Convert to fraction form
    176,366.54/264,368.61 = 69,707.15/x
  3. Step 3: Cross multiply
    176,366.54x = 264,368.61 × 69,707.15
  4. Step 4: Simplify right side
    176,366.54x = 18,428,382,352.56
  5. Step 5: Solve for x
    x = 18,428,382,352.56/176,366.54
  6. Step 6: Final answer
    x = 104,489.11

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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.