Home / 186,460.38-279,758.61-116,398.62

Finding the Fourth Proportional to 186,460.38, 279,758.61 and 116,398.62

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Solution

The fourth proportional to 186,460.38, 279,758.61 and 116,398.62 is: 174,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,460.38 : 279,758.61 = 116,398.62 : x
  2. Step 2: Convert to fraction form
    186,460.38/279,758.61 = 116,398.62/x
  3. Step 3: Cross multiply
    186,460.38x = 279,758.61 × 116,398.62
  4. Step 4: Simplify right side
    186,460.38x = 32,563,516,137.12
  5. Step 5: Solve for x
    x = 32,563,516,137.12/186,460.38
  6. Step 6: Final answer
    x = 174,640.40

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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.