Home / 174,698.57-262,109.36-86,014.35

Finding the Fourth Proportional to 174,698.57, 262,109.36 and 86,014.35

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Solution

The fourth proportional to 174,698.57, 262,109.36 and 86,014.35 is: 129,051.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,698.57 : 262,109.36 = 86,014.35 : x
  2. Step 2: Convert to fraction form
    174,698.57/262,109.36 = 86,014.35/x
  3. Step 3: Cross multiply
    174,698.57x = 262,109.36 × 86,014.35
  4. Step 4: Simplify right side
    174,698.57x = 22,545,165,799.24
  5. Step 5: Solve for x
    x = 22,545,165,799.24/174,698.57
  6. Step 6: Final answer
    x = 129,051.81

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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.