Home / 183,898.19-253,772.43-103,329.11

Finding the Fourth Proportional to 183,898.19, 253,772.43 and 103,329.11

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Solution

The fourth proportional to 183,898.19, 253,772.43 and 103,329.11 is: 142,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,898.19 : 253,772.43 = 103,329.11 : x
  2. Step 2: Convert to fraction form
    183,898.19/253,772.43 = 103,329.11/x
  3. Step 3: Cross multiply
    183,898.19x = 253,772.43 × 103,329.11
  4. Step 4: Simplify right side
    183,898.19x = 26,222,078,065.58
  5. Step 5: Solve for x
    x = 26,222,078,065.58/183,898.19
  6. Step 6: Final answer
    x = 142,590.20

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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.