Home / 186,109.56-279,190.08-59,720.09

Finding the Fourth Proportional to 186,109.56, 279,190.08 and 59,720.09

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Solution

The fourth proportional to 186,109.56, 279,190.08 and 59,720.09 is: 89,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,109.56 : 279,190.08 = 59,720.09 : x
  2. Step 2: Convert to fraction form
    186,109.56/279,190.08 = 59,720.09/x
  3. Step 3: Cross multiply
    186,109.56x = 279,190.08 × 59,720.09
  4. Step 4: Simplify right side
    186,109.56x = 16,673,255,308.76
  5. Step 5: Solve for x
    x = 16,673,255,308.76/186,109.56
  6. Step 6: Final answer
    x = 89,588.39

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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.