Home / 141,920.16-195,897.27-84,577.47

Finding the Fourth Proportional to 141,920.16, 195,897.27 and 84,577.47

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Solution

The fourth proportional to 141,920.16, 195,897.27 and 84,577.47 is: 116,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,920.16 : 195,897.27 = 84,577.47 : x
  2. Step 2: Convert to fraction form
    141,920.16/195,897.27 = 84,577.47/x
  3. Step 3: Cross multiply
    141,920.16x = 195,897.27 × 84,577.47
  4. Step 4: Simplify right side
    141,920.16x = 16,568,495,476.51
  5. Step 5: Solve for x
    x = 16,568,495,476.51/141,920.16
  6. Step 6: Final answer
    x = 116,745.19

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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.