Home / 186,268.19-279,456.72-59,905.60

Finding the Fourth Proportional to 186,268.19, 279,456.72 and 59,905.60

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Solution

The fourth proportional to 186,268.19, 279,456.72 and 59,905.60 is: 89,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,268.19 : 279,456.72 = 59,905.60 : x
  2. Step 2: Convert to fraction form
    186,268.19/279,456.72 = 59,905.60/x
  3. Step 3: Cross multiply
    186,268.19x = 279,456.72 × 59,905.60
  4. Step 4: Simplify right side
    186,268.19x = 16,741,021,562.34
  5. Step 5: Solve for x
    x = 16,741,021,562.34/186,268.19
  6. Step 6: Final answer
    x = 89,875.90

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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.