Home / 174,955.13-262,276.40-68,314.28

Finding the Fourth Proportional to 174,955.13, 262,276.40 and 68,314.28

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Solution

The fourth proportional to 174,955.13, 262,276.40 and 68,314.28 is: 102,410.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,955.13 : 262,276.40 = 68,314.28 : x
  2. Step 2: Convert to fraction form
    174,955.13/262,276.40 = 68,314.28/x
  3. Step 3: Cross multiply
    174,955.13x = 262,276.40 × 68,314.28
  4. Step 4: Simplify right side
    174,955.13x = 17,917,221,774.04
  5. Step 5: Solve for x
    x = 17,917,221,774.04/174,955.13
  6. Step 6: Final answer
    x = 102,410.39

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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.