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Finding the Fourth Proportional to 63,492, 87,618.96 and 37,001.12

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Solution

The fourth proportional to 63,492, 87,618.96 and 37,001.12 is: 51,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,492 : 87,618.96 = 37,001.12 : x
  2. Step 2: Convert to fraction form
    63,492/87,618.96 = 37,001.12/x
  3. Step 3: Cross multiply
    63,492x = 87,618.96 × 37,001.12
  4. Step 4: Simplify right side
    63,492x = 3,241,999,653.24
  5. Step 5: Solve for x
    x = 3,241,999,653.24/63,492
  6. Step 6: Final answer
    x = 51,061.55

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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.