Home / 139,325.07-192,327.47-94,064.37

Finding the Fourth Proportional to 139,325.07, 192,327.47 and 94,064.37

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Solution

The fourth proportional to 139,325.07, 192,327.47 and 94,064.37 is: 129,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,325.07 : 192,327.47 = 94,064.37 : x
  2. Step 2: Convert to fraction form
    139,325.07/192,327.47 = 94,064.37/x
  3. Step 3: Cross multiply
    139,325.07x = 192,327.47 × 94,064.37
  4. Step 4: Simplify right side
    139,325.07x = 18,091,161,828.92
  5. Step 5: Solve for x
    x = 18,091,161,828.92/139,325.07
  6. Step 6: Final answer
    x = 129,848.58

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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.