Home / 175,020.16-262,615.92-108,442.56

Finding the Fourth Proportional to 175,020.16, 262,615.92 and 108,442.56

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Solution

The fourth proportional to 175,020.16, 262,615.92 and 108,442.56 is: 162,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,020.16 : 262,615.92 = 108,442.56 : x
  2. Step 2: Convert to fraction form
    175,020.16/262,615.92 = 108,442.56/x
  3. Step 3: Cross multiply
    175,020.16x = 262,615.92 × 108,442.56
  4. Step 4: Simplify right side
    175,020.16x = 28,478,742,661.56
  5. Step 5: Solve for x
    x = 28,478,742,661.56/175,020.16
  6. Step 6: Final answer
    x = 162,716.93

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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.