Home / 164,821.69-227,454.06-89,370.19

Finding the Fourth Proportional to 164,821.69, 227,454.06 and 89,370.19

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Solution

The fourth proportional to 164,821.69, 227,454.06 and 89,370.19 is: 123,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,821.69 : 227,454.06 = 89,370.19 : x
  2. Step 2: Convert to fraction form
    164,821.69/227,454.06 = 89,370.19/x
  3. Step 3: Cross multiply
    164,821.69x = 227,454.06 × 89,370.19
  4. Step 4: Simplify right side
    164,821.69x = 20,327,612,558.47
  5. Step 5: Solve for x
    x = 20,327,612,558.47/164,821.69
  6. Step 6: Final answer
    x = 123,330.93

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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.