Home / 186,656.42-280,074.74-91,835.19

Finding the Fourth Proportional to 186,656.42, 280,074.74 and 91,835.19

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Solution

The fourth proportional to 186,656.42, 280,074.74 and 91,835.19 is: 137,797.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,656.42 : 280,074.74 = 91,835.19 : x
  2. Step 2: Convert to fraction form
    186,656.42/280,074.74 = 91,835.19/x
  3. Step 3: Cross multiply
    186,656.42x = 280,074.74 × 91,835.19
  4. Step 4: Simplify right side
    186,656.42x = 25,720,716,502.92
  5. Step 5: Solve for x
    x = 25,720,716,502.92/186,656.42
  6. Step 6: Final answer
    x = 137,797.12

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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.