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Finding the Fourth Proportional to 117,365.72, 175,978.26 and 37,369.12

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Solution

The fourth proportional to 117,365.72, 175,978.26 and 37,369.12 is: 56,031.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,365.72 : 175,978.26 = 37,369.12 : x
  2. Step 2: Convert to fraction form
    117,365.72/175,978.26 = 37,369.12/x
  3. Step 3: Cross multiply
    117,365.72x = 175,978.26 × 37,369.12
  4. Step 4: Simplify right side
    117,365.72x = 6,576,152,715.33
  5. Step 5: Solve for x
    x = 6,576,152,715.33/117,365.72
  6. Step 6: Final answer
    x = 56,031.29

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1.5x scale

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.