Home / 65,520.45-98,222.47-25,530.16

Finding the Fourth Proportional to 65,520.45, 98,222.47 and 25,530.16

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Solution

The fourth proportional to 65,520.45, 98,222.47 and 25,530.16 is: 38,272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,520.45 : 98,222.47 = 25,530.16 : x
  2. Step 2: Convert to fraction form
    65,520.45/98,222.47 = 25,530.16/x
  3. Step 3: Cross multiply
    65,520.45x = 98,222.47 × 25,530.16
  4. Step 4: Simplify right side
    65,520.45x = 2,507,635,374.70
  5. Step 5: Solve for x
    x = 2,507,635,374.70/65,520.45
  6. Step 6: Final answer
    x = 38,272.56

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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.