Home / 526,534.32-789,920.32-166,727

Finding the Fourth Proportional to 526,534.32, 789,920.32 and 166,727

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Solution

The fourth proportional to 526,534.32, 789,920.32 and 166,727 is: 250,128.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,534.32 : 789,920.32 = 166,727 : x
  2. Step 2: Convert to fraction form
    526,534.32/789,920.32 = 166,727/x
  3. Step 3: Cross multiply
    526,534.32x = 789,920.32 × 166,727
  4. Step 4: Simplify right side
    526,534.32x = 131,701,045,192.64
  5. Step 5: Solve for x
    x = 131,701,045,192.64/526,534.32
  6. Step 6: Final answer
    x = 250,128.13

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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.