Home / 45,422.85-68,109.54-15,832.74

Finding the Fourth Proportional to 45,422.85, 68,109.54 and 15,832.74

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Solution

The fourth proportional to 45,422.85, 68,109.54 and 15,832.74 is: 23,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,422.85 : 68,109.54 = 15,832.74 : x
  2. Step 2: Convert to fraction form
    45,422.85/68,109.54 = 15,832.74/x
  3. Step 3: Cross multiply
    45,422.85x = 68,109.54 × 15,832.74
  4. Step 4: Simplify right side
    45,422.85x = 1,078,360,638.34
  5. Step 5: Solve for x
    x = 1,078,360,638.34/45,422.85
  6. Step 6: Final answer
    x = 23,740.49

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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.