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Finding the Fourth Proportional to 74,784.67, 112,253.14 and 37,371.63

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Solution

The fourth proportional to 74,784.67, 112,253.14 and 37,371.63 is: 56,095.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,784.67 : 112,253.14 = 37,371.63 : x
  2. Step 2: Convert to fraction form
    74,784.67/112,253.14 = 37,371.63/x
  3. Step 3: Cross multiply
    74,784.67x = 112,253.14 × 37,371.63
  4. Step 4: Simplify right side
    74,784.67x = 4,195,082,650.66
  5. Step 5: Solve for x
    x = 4,195,082,650.66/74,784.67
  6. Step 6: Final answer
    x = 56,095.49

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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.