Home / 235,175.25-324,547.74-127,745.22

Finding the Fourth Proportional to 235,175.25, 324,547.74 and 127,745.22

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Solution

The fourth proportional to 235,175.25, 324,547.74 and 127,745.22 is: 176,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,175.25 : 324,547.74 = 127,745.22 : x
  2. Step 2: Convert to fraction form
    235,175.25/324,547.74 = 127,745.22/x
  3. Step 3: Cross multiply
    235,175.25x = 324,547.74 × 127,745.22
  4. Step 4: Simplify right side
    235,175.25x = 41,459,422,446.80
  5. Step 5: Solve for x
    x = 41,459,422,446.80/235,175.25
  6. Step 6: Final answer
    x = 176,291.61

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1.5x scale

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.