Home / 235,112.22-324,457.25-127,684.35

Finding the Fourth Proportional to 235,112.22, 324,457.25 and 127,684.35

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Solution

The fourth proportional to 235,112.22, 324,457.25 and 127,684.35 is: 176,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,112.22 : 324,457.25 = 127,684.35 : x
  2. Step 2: Convert to fraction form
    235,112.22/324,457.25 = 127,684.35/x
  3. Step 3: Cross multiply
    235,112.22x = 324,457.25 × 127,684.35
  4. Step 4: Simplify right side
    235,112.22x = 41,428,112,430.62
  5. Step 5: Solve for x
    x = 41,428,112,430.62/235,112.22
  6. Step 6: Final answer
    x = 176,205.70

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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.