Home / 105,934.40-146,190.53-57,537.27

Finding the Fourth Proportional to 105,934.40, 146,190.53 and 57,537.27

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Solution

The fourth proportional to 105,934.40, 146,190.53 and 57,537.27 is: 79,402.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,934.40 : 146,190.53 = 57,537.27 : x
  2. Step 2: Convert to fraction form
    105,934.40/146,190.53 = 57,537.27/x
  3. Step 3: Cross multiply
    105,934.40x = 146,190.53 × 57,537.27
  4. Step 4: Simplify right side
    105,934.40x = 8,411,403,996.05
  5. Step 5: Solve for x
    x = 8,411,403,996.05/105,934.40
  6. Step 6: Final answer
    x = 79,402.01

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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.