Home / 164,638.04-227,201.10-89,186.36

Finding the Fourth Proportional to 164,638.04, 227,201.10 and 89,186.36

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Solution

The fourth proportional to 164,638.04, 227,201.10 and 89,186.36 is: 123,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,638.04 : 227,201.10 = 89,186.36 : x
  2. Step 2: Convert to fraction form
    164,638.04/227,201.10 = 89,186.36/x
  3. Step 3: Cross multiply
    164,638.04x = 227,201.10 × 89,186.36
  4. Step 4: Simplify right side
    164,638.04x = 20,263,239,097.00
  5. Step 5: Solve for x
    x = 20,263,239,097.00/164,638.04
  6. Step 6: Final answer
    x = 123,077.50

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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.