Home / 193,643.14-290,513.98-113,748.66

Finding the Fourth Proportional to 193,643.14, 290,513.98 and 113,748.66

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Solution

The fourth proportional to 193,643.14, 290,513.98 and 113,748.66 is: 170,651.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,643.14 : 290,513.98 = 113,748.66 : x
  2. Step 2: Convert to fraction form
    193,643.14/290,513.98 = 113,748.66/x
  3. Step 3: Cross multiply
    193,643.14x = 290,513.98 × 113,748.66
  4. Step 4: Simplify right side
    193,643.14x = 33,045,574,483.70
  5. Step 5: Solve for x
    x = 33,045,574,483.70/193,643.14
  6. Step 6: Final answer
    x = 170,651.93

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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.