Home / 186,330.88-279,507.08-53,200.90

Finding the Fourth Proportional to 186,330.88, 279,507.08 and 53,200.90

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Solution

The fourth proportional to 186,330.88, 279,507.08 and 53,200.90 is: 79,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,330.88 : 279,507.08 = 53,200.90 : x
  2. Step 2: Convert to fraction form
    186,330.88/279,507.08 = 53,200.90/x
  3. Step 3: Cross multiply
    186,330.88x = 279,507.08 × 53,200.90
  4. Step 4: Simplify right side
    186,330.88x = 14,870,028,212.37
  5. Step 5: Solve for x
    x = 14,870,028,212.37/186,330.88
  6. Step 6: Final answer
    x = 79,804.42

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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.