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Finding the Fourth Proportional to 62,576.64, 93,878.88 and 27,038.40

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Solution

The fourth proportional to 62,576.64, 93,878.88 and 27,038.40 is: 40,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,576.64 : 93,878.88 = 27,038.40 : x
  2. Step 2: Convert to fraction form
    62,576.64/93,878.88 = 27,038.40/x
  3. Step 3: Cross multiply
    62,576.64x = 93,878.88 × 27,038.40
  4. Step 4: Simplify right side
    62,576.64x = 2,538,334,708.99
  5. Step 5: Solve for x
    x = 2,538,334,708.99/62,576.64
  6. Step 6: Final answer
    x = 40,563.61

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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.