Home / 186,066.83-256,764.46-105,499.81

Finding the Fourth Proportional to 186,066.83, 256,764.46 and 105,499.81

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Solution

The fourth proportional to 186,066.83, 256,764.46 and 105,499.81 is: 145,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,066.83 : 256,764.46 = 105,499.81 : x
  2. Step 2: Convert to fraction form
    186,066.83/256,764.46 = 105,499.81/x
  3. Step 3: Cross multiply
    186,066.83x = 256,764.46 × 105,499.81
  4. Step 4: Simplify right side
    186,066.83x = 27,088,601,744.75
  5. Step 5: Solve for x
    x = 27,088,601,744.75/186,066.83
  6. Step 6: Final answer
    x = 145,585.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.