Home / 65,712.20-98,568.30-23,612.45

Finding the Fourth Proportional to 65,712.20, 98,568.30 and 23,612.45

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Solution

The fourth proportional to 65,712.20, 98,568.30 and 23,612.45 is: 35,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712.20 : 98,568.30 = 23,612.45 : x
  2. Step 2: Convert to fraction form
    65,712.20/98,568.30 = 23,612.45/x
  3. Step 3: Cross multiply
    65,712.20x = 98,568.30 × 23,612.45
  4. Step 4: Simplify right side
    65,712.20x = 2,327,439,055.34
  5. Step 5: Solve for x
    x = 2,327,439,055.34/65,712.20
  6. Step 6: Final answer
    x = 35,418.68

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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.