Home / 186,618.12-257,533.89-106,050

Finding the Fourth Proportional to 186,618.12, 257,533.89 and 106,050

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Solution

The fourth proportional to 186,618.12, 257,533.89 and 106,050 is: 146,349.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,618.12 : 257,533.89 = 106,050 : x
  2. Step 2: Convert to fraction form
    186,618.12/257,533.89 = 106,050/x
  3. Step 3: Cross multiply
    186,618.12x = 257,533.89 × 106,050
  4. Step 4: Simplify right side
    186,618.12x = 27,311,469,034.50
  5. Step 5: Solve for x
    x = 27,311,469,034.50/186,618.12
  6. Step 6: Final answer
    x = 146,349.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.