Home / 175,288.95-262,959.36-70,105.59

Finding the Fourth Proportional to 175,288.95, 262,959.36 and 70,105.59

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Solution

The fourth proportional to 175,288.95, 262,959.36 and 70,105.59 is: 105,168.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,288.95 : 262,959.36 = 70,105.59 : x
  2. Step 2: Convert to fraction form
    175,288.95/262,959.36 = 70,105.59/x
  3. Step 3: Cross multiply
    175,288.95x = 262,959.36 × 70,105.59
  4. Step 4: Simplify right side
    175,288.95x = 18,434,921,078.82
  5. Step 5: Solve for x
    x = 18,434,921,078.82/175,288.95
  6. Step 6: Final answer
    x = 105,168.76

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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.