Home / 186,289.24-279,410.76-53,181.16

Finding the Fourth Proportional to 186,289.24, 279,410.76 and 53,181.16

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Solution

The fourth proportional to 186,289.24, 279,410.76 and 53,181.16 is: 79,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,289.24 : 279,410.76 = 53,181.16 : x
  2. Step 2: Convert to fraction form
    186,289.24/279,410.76 = 53,181.16/x
  3. Step 3: Cross multiply
    186,289.24x = 279,410.76 × 53,181.16
  4. Step 4: Simplify right side
    186,289.24x = 14,859,388,333.28
  5. Step 5: Solve for x
    x = 14,859,388,333.28/186,289.24
  6. Step 6: Final answer
    x = 79,765.15

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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.