Home / 119,831.37-165,427.22-74,523.95

Finding the Fourth Proportional to 119,831.37, 165,427.22 and 74,523.95

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Solution

The fourth proportional to 119,831.37, 165,427.22 and 74,523.95 is: 102,880.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,831.37 : 165,427.22 = 74,523.95 : x
  2. Step 2: Convert to fraction form
    119,831.37/165,427.22 = 74,523.95/x
  3. Step 3: Cross multiply
    119,831.37x = 165,427.22 × 74,523.95
  4. Step 4: Simplify right side
    119,831.37x = 12,328,289,327.45
  5. Step 5: Solve for x
    x = 12,328,289,327.45/119,831.37
  6. Step 6: Final answer
    x = 102,880.32

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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.