Home / 190,598.49-285,536.87-127,227.53

Finding the Fourth Proportional to 190,598.49, 285,536.87 and 127,227.53

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Solution

The fourth proportional to 190,598.49, 285,536.87 and 127,227.53 is: 190,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,598.49 : 285,536.87 = 127,227.53 : x
  2. Step 2: Convert to fraction form
    190,598.49/285,536.87 = 127,227.53/x
  3. Step 3: Cross multiply
    190,598.49x = 285,536.87 × 127,227.53
  4. Step 4: Simplify right side
    190,598.49x = 36,328,148,630.21
  5. Step 5: Solve for x
    x = 36,328,148,630.21/190,598.49
  6. Step 6: Final answer
    x = 190,600.40

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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.