Home / 164,778.36-227,393.58-89,326.68

Finding the Fourth Proportional to 164,778.36, 227,393.58 and 89,326.68

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Solution

The fourth proportional to 164,778.36, 227,393.58 and 89,326.68 is: 123,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,778.36 : 227,393.58 = 89,326.68 : x
  2. Step 2: Convert to fraction form
    164,778.36/227,393.58 = 89,326.68/x
  3. Step 3: Cross multiply
    164,778.36x = 227,393.58 × 89,326.68
  4. Step 4: Simplify right side
    164,778.36x = 20,312,313,554.71
  5. Step 5: Solve for x
    x = 20,312,313,554.71/164,778.36
  6. Step 6: Final answer
    x = 123,270.52

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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.