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Finding the Fourth Proportional to 63,547.74, 87,706.38 and 35,262.54

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Solution

The fourth proportional to 63,547.74, 87,706.38 and 35,262.54 is: 48,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,547.74 : 87,706.38 = 35,262.54 : x
  2. Step 2: Convert to fraction form
    63,547.74/87,706.38 = 35,262.54/x
  3. Step 3: Cross multiply
    63,547.74x = 87,706.38 × 35,262.54
  4. Step 4: Simplify right side
    63,547.74x = 3,092,749,733.01
  5. Step 5: Solve for x
    x = 3,092,749,733.01/63,547.74
  6. Step 6: Final answer
    x = 48,668.13

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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.