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Finding the Fourth Proportional to 85,050.67, 117,369.93 and 47,324.92

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Solution

The fourth proportional to 85,050.67, 117,369.93 and 47,324.92 is: 65,308.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,050.67 : 117,369.93 = 47,324.92 : x
  2. Step 2: Convert to fraction form
    85,050.67/117,369.93 = 47,324.92/x
  3. Step 3: Cross multiply
    85,050.67x = 117,369.93 × 47,324.92
  4. Step 4: Simplify right side
    85,050.67x = 5,554,522,547.66
  5. Step 5: Solve for x
    x = 5,554,522,547.66/85,050.67
  6. Step 6: Final answer
    x = 65,308.39

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1.5x scale

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.