Home / 174,579.10-240,919.41-99,127.60

Finding the Fourth Proportional to 174,579.10, 240,919.41 and 99,127.60

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Solution

The fourth proportional to 174,579.10, 240,919.41 and 99,127.60 is: 136,796.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,579.10 : 240,919.41 = 99,127.60 : x
  2. Step 2: Convert to fraction form
    174,579.10/240,919.41 = 99,127.60/x
  3. Step 3: Cross multiply
    174,579.10x = 240,919.41 × 99,127.60
  4. Step 4: Simplify right side
    174,579.10x = 23,881,762,676.15
  5. Step 5: Solve for x
    x = 23,881,762,676.15/174,579.10
  6. Step 6: Final answer
    x = 136,796.23

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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.