Home / 141,360.45-211,736.19-66,368.22

Finding the Fourth Proportional to 141,360.45, 211,736.19 and 66,368.22

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Solution

The fourth proportional to 141,360.45, 211,736.19 and 66,368.22 is: 99,409.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,360.45 : 211,736.19 = 66,368.22 : x
  2. Step 2: Convert to fraction form
    141,360.45/211,736.19 = 66,368.22/x
  3. Step 3: Cross multiply
    141,360.45x = 211,736.19 × 66,368.22
  4. Step 4: Simplify right side
    141,360.45x = 14,052,554,039.88
  5. Step 5: Solve for x
    x = 14,052,554,039.88/141,360.45
  6. Step 6: Final answer
    x = 99,409.38

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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.