Home / 141,282.88-195,056-93,577.12

Finding the Fourth Proportional to 141,282.88, 195,056 and 93,577.12

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Solution

The fourth proportional to 141,282.88, 195,056 and 93,577.12 is: 129,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,282.88 : 195,056 = 93,577.12 : x
  2. Step 2: Convert to fraction form
    141,282.88/195,056 = 93,577.12/x
  3. Step 3: Cross multiply
    141,282.88x = 195,056 × 93,577.12
  4. Step 4: Simplify right side
    141,282.88x = 18,252,778,718.72
  5. Step 5: Solve for x
    x = 18,252,778,718.72/141,282.88
  6. Step 6: Final answer
    x = 129,193.14

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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.