Home / 101,860.44-140,560.74-56,536.23

Finding the Fourth Proportional to 101,860.44, 140,560.74 and 56,536.23

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Solution

The fourth proportional to 101,860.44, 140,560.74 and 56,536.23 is: 78,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,860.44 : 140,560.74 = 56,536.23 : x
  2. Step 2: Convert to fraction form
    101,860.44/140,560.74 = 56,536.23/x
  3. Step 3: Cross multiply
    101,860.44x = 140,560.74 × 56,536.23
  4. Step 4: Simplify right side
    101,860.44x = 7,946,774,325.61
  5. Step 5: Solve for x
    x = 7,946,774,325.61/101,860.44
  6. Step 6: Final answer
    x = 78,016.30

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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.