Home / 65,156.32-97,736.18-17,771.80

Finding the Fourth Proportional to 65,156.32, 97,736.18 and 17,771.80

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Solution

The fourth proportional to 65,156.32, 97,736.18 and 17,771.80 is: 26,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,156.32 : 97,736.18 = 17,771.80 : x
  2. Step 2: Convert to fraction form
    65,156.32/97,736.18 = 17,771.80/x
  3. Step 3: Cross multiply
    65,156.32x = 97,736.18 × 17,771.80
  4. Step 4: Simplify right side
    65,156.32x = 1,736,947,843.72
  5. Step 5: Solve for x
    x = 1,736,947,843.72/65,156.32
  6. Step 6: Final answer
    x = 26,658.16

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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.