Home / 186,507.36-279,790.20-116,873.28

Finding the Fourth Proportional to 186,507.36, 279,790.20 and 116,873.28

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Solution

The fourth proportional to 186,507.36, 279,790.20 and 116,873.28 is: 175,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,507.36 : 279,790.20 = 116,873.28 : x
  2. Step 2: Convert to fraction form
    186,507.36/279,790.20 = 116,873.28/x
  3. Step 3: Cross multiply
    186,507.36x = 279,790.20 × 116,873.28
  4. Step 4: Simplify right side
    186,507.36x = 32,699,998,385.86
  5. Step 5: Solve for x
    x = 32,699,998,385.86/186,507.36
  6. Step 6: Final answer
    x = 175,328.19

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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.