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Finding the Fourth Proportional to 114,574.08, 171,792.08 and 51,382.76

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Solution

The fourth proportional to 114,574.08, 171,792.08 and 51,382.76 is: 77,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,574.08 : 171,792.08 = 51,382.76 : x
  2. Step 2: Convert to fraction form
    114,574.08/171,792.08 = 51,382.76/x
  3. Step 3: Cross multiply
    114,574.08x = 171,792.08 × 51,382.76
  4. Step 4: Simplify right side
    114,574.08x = 8,827,151,216.54
  5. Step 5: Solve for x
    x = 8,827,151,216.54/114,574.08
  6. Step 6: Final answer
    x = 77,043.18

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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.