Home / 236,600.93-326,470.73-139,791.42

Finding the Fourth Proportional to 236,600.93, 326,470.73 and 139,791.42

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Solution

The fourth proportional to 236,600.93, 326,470.73 and 139,791.42 is: 192,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,600.93 : 326,470.73 = 139,791.42 : x
  2. Step 2: Convert to fraction form
    236,600.93/326,470.73 = 139,791.42/x
  3. Step 3: Cross multiply
    236,600.93x = 326,470.73 × 139,791.42
  4. Step 4: Simplify right side
    236,600.93x = 45,637,806,935.14
  5. Step 5: Solve for x
    x = 45,637,806,935.14/236,600.93
  6. Step 6: Final answer
    x = 192,889.38

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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.