Home / 526,035.16-789,169.38-152,029.72

Finding the Fourth Proportional to 526,035.16, 789,169.38 and 152,029.72

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Solution

The fourth proportional to 526,035.16, 789,169.38 and 152,029.72 is: 228,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,035.16 : 789,169.38 = 152,029.72 : x
  2. Step 2: Convert to fraction form
    526,035.16/789,169.38 = 152,029.72/x
  3. Step 3: Cross multiply
    526,035.16x = 789,169.38 × 152,029.72
  4. Step 4: Simplify right side
    526,035.16x = 119,977,199,873.97
  5. Step 5: Solve for x
    x = 119,977,199,873.97/526,035.16
  6. Step 6: Final answer
    x = 228,078.29

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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.