Home / 65,247.51-97,869.95-20,874.26

Finding the Fourth Proportional to 65,247.51, 97,869.95 and 20,874.26

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Solution

The fourth proportional to 65,247.51, 97,869.95 and 20,874.26 is: 31,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,247.51 : 97,869.95 = 20,874.26 : x
  2. Step 2: Convert to fraction form
    65,247.51/97,869.95 = 20,874.26/x
  3. Step 3: Cross multiply
    65,247.51x = 97,869.95 × 20,874.26
  4. Step 4: Simplify right side
    65,247.51x = 2,042,962,782.49
  5. Step 5: Solve for x
    x = 2,042,962,782.49/65,247.51
  6. Step 6: Final answer
    x = 31,310.97

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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.