Home / 235,189.16-324,555.56-127,756.80

Finding the Fourth Proportional to 235,189.16, 324,555.56 and 127,756.80

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Solution

The fourth proportional to 235,189.16, 324,555.56 and 127,756.80 is: 176,301.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,189.16 : 324,555.56 = 127,756.80 : x
  2. Step 2: Convert to fraction form
    235,189.16/324,555.56 = 127,756.80/x
  3. Step 3: Cross multiply
    235,189.16x = 324,555.56 × 127,756.80
  4. Step 4: Simplify right side
    235,189.16x = 41,464,179,767.81
  5. Step 5: Solve for x
    x = 41,464,179,767.81/235,189.16
  6. Step 6: Final answer
    x = 176,301.41

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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.