Home / 186,025.36-279,039.12-45,783.04

Finding the Fourth Proportional to 186,025.36, 279,039.12 and 45,783.04

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Solution

The fourth proportional to 186,025.36, 279,039.12 and 45,783.04 is: 68,674.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,025.36 : 279,039.12 = 45,783.04 : x
  2. Step 2: Convert to fraction form
    186,025.36/279,039.12 = 45,783.04/x
  3. Step 3: Cross multiply
    186,025.36x = 279,039.12 × 45,783.04
  4. Step 4: Simplify right side
    186,025.36x = 12,775,259,192.52
  5. Step 5: Solve for x
    x = 12,775,259,192.52/186,025.36
  6. Step 6: Final answer
    x = 68,674.83

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Similar ratio
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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.