Home / 119,831.35-165,427.18-74,523.93

Finding the Fourth Proportional to 119,831.35, 165,427.18 and 74,523.93

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Solution

The fourth proportional to 119,831.35, 165,427.18 and 74,523.93 is: 102,880.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,831.35 : 165,427.18 = 74,523.93 : x
  2. Step 2: Convert to fraction form
    119,831.35/165,427.18 = 74,523.93/x
  3. Step 3: Cross multiply
    119,831.35x = 165,427.18 × 74,523.93
  4. Step 4: Simplify right side
    119,831.35x = 12,328,283,194.95
  5. Step 5: Solve for x
    x = 12,328,283,194.95/119,831.35
  6. Step 6: Final answer
    x = 102,880.29

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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.