Home / 110,112.20-165,038.70-57,494.60

Finding the Fourth Proportional to 110,112.20, 165,038.70 and 57,494.60

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Solution

The fourth proportional to 110,112.20, 165,038.70 and 57,494.60 is: 86,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,112.20 : 165,038.70 = 57,494.60 : x
  2. Step 2: Convert to fraction form
    110,112.20/165,038.70 = 57,494.60/x
  3. Step 3: Cross multiply
    110,112.20x = 165,038.70 × 57,494.60
  4. Step 4: Simplify right side
    110,112.20x = 9,488,834,041.02
  5. Step 5: Solve for x
    x = 9,488,834,041.02/110,112.20
  6. Step 6: Final answer
    x = 86,174.23

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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.