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Finding the Fourth Proportional to 101,465.44, 140,012.88 and 59,023.36

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Solution

The fourth proportional to 101,465.44, 140,012.88 and 59,023.36 is: 81,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,465.44 : 140,012.88 = 59,023.36 : x
  2. Step 2: Convert to fraction form
    101,465.44/140,012.88 = 59,023.36/x
  3. Step 3: Cross multiply
    101,465.44x = 140,012.88 × 59,023.36
  4. Step 4: Simplify right side
    101,465.44x = 8,264,030,620.88
  5. Step 5: Solve for x
    x = 8,264,030,620.88/101,465.44
  6. Step 6: Final answer
    x = 81,446.75

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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.