Home / 186,423.04-279,523.96-74,042.80

Finding the Fourth Proportional to 186,423.04, 279,523.96 and 74,042.80

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Solution

The fourth proportional to 186,423.04, 279,523.96 and 74,042.80 is: 111,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,423.04 : 279,523.96 = 74,042.80 : x
  2. Step 2: Convert to fraction form
    186,423.04/279,523.96 = 74,042.80/x
  3. Step 3: Cross multiply
    186,423.04x = 279,523.96 × 74,042.80
  4. Step 4: Simplify right side
    186,423.04x = 20,696,736,665.49
  5. Step 5: Solve for x
    x = 20,696,736,665.49/186,423.04
  6. Step 6: Final answer
    x = 111,020.27

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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.