Home / 141,538.12-212,309-41,675.60

Finding the Fourth Proportional to 141,538.12, 212,309 and 41,675.60

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Solution

The fourth proportional to 141,538.12, 212,309 and 41,675.60 is: 62,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,538.12 : 212,309 = 41,675.60 : x
  2. Step 2: Convert to fraction form
    141,538.12/212,309 = 41,675.60/x
  3. Step 3: Cross multiply
    141,538.12x = 212,309 × 41,675.60
  4. Step 4: Simplify right side
    141,538.12x = 8,848,104,960.40
  5. Step 5: Solve for x
    x = 8,848,104,960.40/141,538.12
  6. Step 6: Final answer
    x = 62,513.94

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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.