Home / 186,729.59-278,903.73-168,932.81

Finding the Fourth Proportional to 186,729.59, 278,903.73 and 168,932.81

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Solution

The fourth proportional to 186,729.59, 278,903.73 and 168,932.81 is: 252,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,729.59 : 278,903.73 = 168,932.81 : x
  2. Step 2: Convert to fraction form
    186,729.59/278,903.73 = 168,932.81/x
  3. Step 3: Cross multiply
    186,729.59x = 278,903.73 × 168,932.81
  4. Step 4: Simplify right side
    186,729.59x = 47,115,989,433.86
  5. Step 5: Solve for x
    x = 47,115,989,433.86/186,729.59
  6. Step 6: Final answer
    x = 252,322.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.