Home / 186,150.04-256,892.82-105,580.84

Finding the Fourth Proportional to 186,150.04, 256,892.82 and 105,580.84

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Solution

The fourth proportional to 186,150.04, 256,892.82 and 105,580.84 is: 145,704.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,150.04 : 256,892.82 = 105,580.84 : x
  2. Step 2: Convert to fraction form
    186,150.04/256,892.82 = 105,580.84/x
  3. Step 3: Cross multiply
    186,150.04x = 256,892.82 × 105,580.84
  4. Step 4: Simplify right side
    186,150.04x = 27,122,959,725.57
  5. Step 5: Solve for x
    x = 27,122,959,725.57/186,150.04
  6. Step 6: Final answer
    x = 145,704.83

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1.5x scale

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.