Home / 338,050.75-507,156.15-110,345.17

Finding the Fourth Proportional to 338,050.75, 507,156.15 and 110,345.17

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Solution

The fourth proportional to 338,050.75, 507,156.15 and 110,345.17 is: 165,543.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,050.75 : 507,156.15 = 110,345.17 : x
  2. Step 2: Convert to fraction form
    338,050.75/507,156.15 = 110,345.17/x
  3. Step 3: Cross multiply
    338,050.75x = 507,156.15 × 110,345.17
  4. Step 4: Simplify right side
    338,050.75x = 55,962,231,588.30
  5. Step 5: Solve for x
    x = 55,962,231,588.30/338,050.75
  6. Step 6: Final answer
    x = 165,543.88

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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.