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Finding the Fourth Proportional to 151,568.64, 227,378.88 and 46,376.64

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Solution

The fourth proportional to 151,568.64, 227,378.88 and 46,376.64 is: 69,572.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,568.64 : 227,378.88 = 46,376.64 : x
  2. Step 2: Convert to fraction form
    151,568.64/227,378.88 = 46,376.64/x
  3. Step 3: Cross multiply
    151,568.64x = 227,378.88 × 46,376.64
  4. Step 4: Simplify right side
    151,568.64x = 10,545,068,461.36
  5. Step 5: Solve for x
    x = 10,545,068,461.36/151,568.64
  6. Step 6: Final answer
    x = 69,572.89

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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.