Home / 581,201.83-871,786.60-154,741.32

Finding the Fourth Proportional to 581,201.83, 871,786.60 and 154,741.32

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Solution

The fourth proportional to 581,201.83, 871,786.60 and 154,741.32 is: 232,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,201.83 : 871,786.60 = 154,741.32 : x
  2. Step 2: Convert to fraction form
    581,201.83/871,786.60 = 154,741.32/x
  3. Step 3: Cross multiply
    581,201.83x = 871,786.60 × 154,741.32
  4. Step 4: Simplify right side
    581,201.83x = 134,901,409,242.31
  5. Step 5: Solve for x
    x = 134,901,409,242.31/581,201.83
  6. Step 6: Final answer
    x = 232,107.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.