Home / 186,313.96-279,121.02-144,556.84

Finding the Fourth Proportional to 186,313.96, 279,121.02 and 144,556.84

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Solution

The fourth proportional to 186,313.96, 279,121.02 and 144,556.84 is: 216,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,313.96 : 279,121.02 = 144,556.84 : x
  2. Step 2: Convert to fraction form
    186,313.96/279,121.02 = 144,556.84/x
  3. Step 3: Cross multiply
    186,313.96x = 279,121.02 × 144,556.84
  4. Step 4: Simplify right side
    186,313.96x = 40,348,852,628.78
  5. Step 5: Solve for x
    x = 40,348,852,628.78/186,313.96
  6. Step 6: Final answer
    x = 216,563.76

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1.5x scale

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.