Home / 186,629.70-279,944.55-93,123.30

Finding the Fourth Proportional to 186,629.70, 279,944.55 and 93,123.30

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Solution

The fourth proportional to 186,629.70, 279,944.55 and 93,123.30 is: 139,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,629.70 : 279,944.55 = 93,123.30 : x
  2. Step 2: Convert to fraction form
    186,629.70/279,944.55 = 93,123.30/x
  3. Step 3: Cross multiply
    186,629.70x = 279,944.55 × 93,123.30
  4. Step 4: Simplify right side
    186,629.70x = 26,069,360,313.02
  5. Step 5: Solve for x
    x = 26,069,360,313.02/186,629.70
  6. Step 6: Final answer
    x = 139,684.95

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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.