Home / 186,312.96-279,473.09-53,197.56

Finding the Fourth Proportional to 186,312.96, 279,473.09 and 53,197.56

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Solution

The fourth proportional to 186,312.96, 279,473.09 and 53,197.56 is: 79,797.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,312.96 : 279,473.09 = 53,197.56 : x
  2. Step 2: Convert to fraction form
    186,312.96/279,473.09 = 53,197.56/x
  3. Step 3: Cross multiply
    186,312.96x = 279,473.09 × 53,197.56
  4. Step 4: Simplify right side
    186,312.96x = 14,867,286,207.67
  5. Step 5: Solve for x
    x = 14,867,286,207.67/186,312.96
  6. Step 6: Final answer
    x = 79,797.38

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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.