Home / 141,268.01-211,813.92-66,355.97

Finding the Fourth Proportional to 141,268.01, 211,813.92 and 66,355.97

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Solution

The fourth proportional to 141,268.01, 211,813.92 and 66,355.97 is: 99,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,268.01 : 211,813.92 = 66,355.97 : x
  2. Step 2: Convert to fraction form
    141,268.01/211,813.92 = 66,355.97/x
  3. Step 3: Cross multiply
    141,268.01x = 211,813.92 × 66,355.97
  4. Step 4: Simplify right side
    141,268.01x = 14,055,117,062.03
  5. Step 5: Solve for x
    x = 14,055,117,062.03/141,268.01
  6. Step 6: Final answer
    x = 99,492.57

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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.