Home / 105,938.74-158,907.93-27,053.02

Finding the Fourth Proportional to 105,938.74, 158,907.93 and 27,053.02

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Solution

The fourth proportional to 105,938.74, 158,907.93 and 27,053.02 is: 40,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,938.74 : 158,907.93 = 27,053.02 : x
  2. Step 2: Convert to fraction form
    105,938.74/158,907.93 = 27,053.02/x
  3. Step 3: Cross multiply
    105,938.74x = 158,907.93 × 27,053.02
  4. Step 4: Simplify right side
    105,938.74x = 4,298,939,408.45
  5. Step 5: Solve for x
    x = 4,298,939,408.45/105,938.74
  6. Step 6: Final answer
    x = 40,579.48

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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.