Home / 174,319.10-261,477.48-115,418.36

Finding the Fourth Proportional to 174,319.10, 261,477.48 and 115,418.36

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Solution

The fourth proportional to 174,319.10, 261,477.48 and 115,418.36 is: 173,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,319.10 : 261,477.48 = 115,418.36 : x
  2. Step 2: Convert to fraction form
    174,319.10/261,477.48 = 115,418.36/x
  3. Step 3: Cross multiply
    174,319.10x = 261,477.48 × 115,418.36
  4. Step 4: Simplify right side
    174,319.10x = 30,179,301,918.53
  5. Step 5: Solve for x
    x = 30,179,301,918.53/174,319.10
  6. Step 6: Final answer
    x = 173,126.77

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1.5x scale

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.