Home / 190,463.40-285,668.67-133,364.17

Finding the Fourth Proportional to 190,463.40, 285,668.67 and 133,364.17

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Solution

The fourth proportional to 190,463.40, 285,668.67 and 133,364.17 is: 200,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,463.40 : 285,668.67 = 133,364.17 : x
  2. Step 2: Convert to fraction form
    190,463.40/285,668.67 = 133,364.17/x
  3. Step 3: Cross multiply
    190,463.40x = 285,668.67 × 133,364.17
  4. Step 4: Simplify right side
    190,463.40x = 38,097,965,926.76
  5. Step 5: Solve for x
    x = 38,097,965,926.76/190,463.40
  6. Step 6: Final answer
    x = 200,027.75

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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.