Home / 186,327.72-279,452.40-59,979.26

Finding the Fourth Proportional to 186,327.72, 279,452.40 and 59,979.26

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Solution

The fourth proportional to 186,327.72, 279,452.40 and 59,979.26 is: 89,956.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,327.72 : 279,452.40 = 59,979.26 : x
  2. Step 2: Convert to fraction form
    186,327.72/279,452.40 = 59,979.26/x
  3. Step 3: Cross multiply
    186,327.72x = 279,452.40 × 59,979.26
  4. Step 4: Simplify right side
    186,327.72x = 16,761,348,157.22
  5. Step 5: Solve for x
    x = 16,761,348,157.22/186,327.72
  6. Step 6: Final answer
    x = 89,956.28

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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.