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Finding the Fourth Proportional to 273,200.91, 377,054.25 and 160,068.75

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Solution

The fourth proportional to 273,200.91, 377,054.25 and 160,068.75 is: 220,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,200.91 : 377,054.25 = 160,068.75 : x
  2. Step 2: Convert to fraction form
    273,200.91/377,054.25 = 160,068.75/x
  3. Step 3: Cross multiply
    273,200.91x = 377,054.25 × 160,068.75
  4. Step 4: Simplify right side
    273,200.91x = 60,354,602,479.69
  5. Step 5: Solve for x
    x = 60,354,602,479.69/273,200.91
  6. Step 6: Final answer
    x = 220,916.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.