Home / 581,202.83-871,788.10-154,742.32

Finding the Fourth Proportional to 581,202.83, 871,788.10 and 154,742.32

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Solution

The fourth proportional to 581,202.83, 871,788.10 and 154,742.32 is: 232,109.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,202.83 : 871,788.10 = 154,742.32 : x
  2. Step 2: Convert to fraction form
    581,202.83/871,788.10 = 154,742.32/x
  3. Step 3: Cross multiply
    581,202.83x = 871,788.10 × 154,742.32
  4. Step 4: Simplify right side
    581,202.83x = 134,902,513,142.39
  5. Step 5: Solve for x
    x = 134,902,513,142.39/581,202.83
  6. Step 6: Final answer
    x = 232,109.18

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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.