Home / 172,180.20-237,501.43-118,371.81

Finding the Fourth Proportional to 172,180.20, 237,501.43 and 118,371.81

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Solution

The fourth proportional to 172,180.20, 237,501.43 and 118,371.81 is: 163,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,180.20 : 237,501.43 = 118,371.81 : x
  2. Step 2: Convert to fraction form
    172,180.20/237,501.43 = 118,371.81/x
  3. Step 3: Cross multiply
    172,180.20x = 237,501.43 × 118,371.81
  4. Step 4: Simplify right side
    172,180.20x = 28,113,474,146.69
  5. Step 5: Solve for x
    x = 28,113,474,146.69/172,180.20
  6. Step 6: Final answer
    x = 163,279.37

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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.