Home / 189,477.22-282,568.93-186,934.84

Finding the Fourth Proportional to 189,477.22, 282,568.93 and 186,934.84

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Solution

The fourth proportional to 189,477.22, 282,568.93 and 186,934.84 is: 278,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,477.22 : 282,568.93 = 186,934.84 : x
  2. Step 2: Convert to fraction form
    189,477.22/282,568.93 = 186,934.84/x
  3. Step 3: Cross multiply
    189,477.22x = 282,568.93 × 186,934.84
  4. Step 4: Simplify right side
    189,477.22x = 52,821,976,783.85
  5. Step 5: Solve for x
    x = 52,821,976,783.85/189,477.22
  6. Step 6: Final answer
    x = 278,777.45

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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.