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Finding the Fourth Proportional to 63,698, 95,547.22 and 19,325.12

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Solution

The fourth proportional to 63,698, 95,547.22 and 19,325.12 is: 28,987.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,698 : 95,547.22 = 19,325.12 : x
  2. Step 2: Convert to fraction form
    63,698/95,547.22 = 19,325.12/x
  3. Step 3: Cross multiply
    63,698x = 95,547.22 × 19,325.12
  4. Step 4: Simplify right side
    63,698x = 1,846,461,492.17
  5. Step 5: Solve for x
    x = 1,846,461,492.17/63,698
  6. Step 6: Final answer
    x = 28,987.75

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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.