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Finding the Fourth Proportional to 62,488.52, 93,743.58 and 27,431.72

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Solution

The fourth proportional to 62,488.52, 93,743.58 and 27,431.72 is: 41,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,488.52 : 93,743.58 = 27,431.72 : x
  2. Step 2: Convert to fraction form
    62,488.52/93,743.58 = 27,431.72/x
  3. Step 3: Cross multiply
    62,488.52x = 93,743.58 × 27,431.72
  4. Step 4: Simplify right side
    62,488.52x = 2,571,547,638.36
  5. Step 5: Solve for x
    x = 2,571,547,638.36/62,488.52
  6. Step 6: Final answer
    x = 41,152.32

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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.