Home / 186,464.10-279,666.45-61,805.10

Finding the Fourth Proportional to 186,464.10, 279,666.45 and 61,805.10

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Solution

The fourth proportional to 186,464.10, 279,666.45 and 61,805.10 is: 92,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,464.10 : 279,666.45 = 61,805.10 : x
  2. Step 2: Convert to fraction form
    186,464.10/279,666.45 = 61,805.10/x
  3. Step 3: Cross multiply
    186,464.10x = 279,666.45 × 61,805.10
  4. Step 4: Simplify right side
    186,464.10x = 17,284,812,908.90
  5. Step 5: Solve for x
    x = 17,284,812,908.90/186,464.10
  6. Step 6: Final answer
    x = 92,697.81

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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.