Home / 175,258.14-262,887.20-42,138.38

Finding the Fourth Proportional to 175,258.14, 262,887.20 and 42,138.38

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Solution

The fourth proportional to 175,258.14, 262,887.20 and 42,138.38 is: 63,207.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,258.14 : 262,887.20 = 42,138.38 : x
  2. Step 2: Convert to fraction form
    175,258.14/262,887.20 = 42,138.38/x
  3. Step 3: Cross multiply
    175,258.14x = 262,887.20 × 42,138.38
  4. Step 4: Simplify right side
    175,258.14x = 11,077,640,730.74
  5. Step 5: Solve for x
    x = 11,077,640,730.74/175,258.14
  6. Step 6: Final answer
    x = 63,207.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.