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Finding the Fourth Proportional to 74,590.88, 111,889.02 and 24,672.20

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Solution

The fourth proportional to 74,590.88, 111,889.02 and 24,672.20 is: 37,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,590.88 : 111,889.02 = 24,672.20 : x
  2. Step 2: Convert to fraction form
    74,590.88/111,889.02 = 24,672.20/x
  3. Step 3: Cross multiply
    74,590.88x = 111,889.02 × 24,672.20
  4. Step 4: Simplify right side
    74,590.88x = 2,760,548,279.24
  5. Step 5: Solve for x
    x = 2,760,548,279.24/74,590.88
  6. Step 6: Final answer
    x = 37,009.19

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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.