Home / 164,918.79-227,588.34-89,467.29

Finding the Fourth Proportional to 164,918.79, 227,588.34 and 89,467.29

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Solution

The fourth proportional to 164,918.79, 227,588.34 and 89,467.29 is: 123,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,918.79 : 227,588.34 = 89,467.29 : x
  2. Step 2: Convert to fraction form
    164,918.79/227,588.34 = 89,467.29/x
  3. Step 3: Cross multiply
    164,918.79x = 227,588.34 × 89,467.29
  4. Step 4: Simplify right side
    164,918.79x = 20,361,712,015.40
  5. Step 5: Solve for x
    x = 20,361,712,015.40/164,918.79
  6. Step 6: Final answer
    x = 123,465.08

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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.