Home / 65,914.17-90,961.03-35,698.80

Finding the Fourth Proportional to 65,914.17, 90,961.03 and 35,698.80

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Solution

The fourth proportional to 65,914.17, 90,961.03 and 35,698.80 is: 49,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,914.17 : 90,961.03 = 35,698.80 : x
  2. Step 2: Convert to fraction form
    65,914.17/90,961.03 = 35,698.80/x
  3. Step 3: Cross multiply
    65,914.17x = 90,961.03 × 35,698.80
  4. Step 4: Simplify right side
    65,914.17x = 3,247,199,617.76
  5. Step 5: Solve for x
    x = 3,247,199,617.76/65,914.17
  6. Step 6: Final answer
    x = 49,264.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.