Home / 116,929.44-161,361.90-63,214.56

Finding the Fourth Proportional to 116,929.44, 161,361.90 and 63,214.56

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Solution

The fourth proportional to 116,929.44, 161,361.90 and 63,214.56 is: 87,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,929.44 : 161,361.90 = 63,214.56 : x
  2. Step 2: Convert to fraction form
    116,929.44/161,361.90 = 63,214.56/x
  3. Step 3: Cross multiply
    116,929.44x = 161,361.90 × 63,214.56
  4. Step 4: Simplify right side
    116,929.44x = 10,200,421,509.26
  5. Step 5: Solve for x
    x = 10,200,421,509.26/116,929.44
  6. Step 6: Final answer
    x = 87,235.70

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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.