Home / 186,236.21-279,308.07-53,117.62

Finding the Fourth Proportional to 186,236.21, 279,308.07 and 53,117.62

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Solution

The fourth proportional to 186,236.21, 279,308.07 and 53,117.62 is: 79,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,236.21 : 279,308.07 = 53,117.62 : x
  2. Step 2: Convert to fraction form
    186,236.21/279,308.07 = 53,117.62/x
  3. Step 3: Cross multiply
    186,236.21x = 279,308.07 × 53,117.62
  4. Step 4: Simplify right side
    186,236.21x = 14,836,179,226.92
  5. Step 5: Solve for x
    x = 14,836,179,226.92/186,236.21
  6. Step 6: Final answer
    x = 79,663.24

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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.