Home / 45,610.68-68,376.06-19,334.28

Finding the Fourth Proportional to 45,610.68, 68,376.06 and 19,334.28

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Solution

The fourth proportional to 45,610.68, 68,376.06 and 19,334.28 is: 28,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,610.68 : 68,376.06 = 19,334.28 : x
  2. Step 2: Convert to fraction form
    45,610.68/68,376.06 = 19,334.28/x
  3. Step 3: Cross multiply
    45,610.68x = 68,376.06 × 19,334.28
  4. Step 4: Simplify right side
    45,610.68x = 1,322,001,889.34
  5. Step 5: Solve for x
    x = 1,322,001,889.34/45,610.68
  6. Step 6: Final answer
    x = 28,984.48

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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.