Home / 144,495.19-199,403.93-80,833.04

Finding the Fourth Proportional to 144,495.19, 199,403.93 and 80,833.04

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Solution

The fourth proportional to 144,495.19, 199,403.93 and 80,833.04 is: 111,549.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,495.19 : 199,403.93 = 80,833.04 : x
  2. Step 2: Convert to fraction form
    144,495.19/199,403.93 = 80,833.04/x
  3. Step 3: Cross multiply
    144,495.19x = 199,403.93 × 80,833.04
  4. Step 4: Simplify right side
    144,495.19x = 16,118,425,347.99
  5. Step 5: Solve for x
    x = 16,118,425,347.99/144,495.19
  6. Step 6: Final answer
    x = 111,549.91

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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.