Home / 293,207.45-439,723.69-103,632.82

Finding the Fourth Proportional to 293,207.45, 439,723.69 and 103,632.82

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Solution

The fourth proportional to 293,207.45, 439,723.69 and 103,632.82 is: 155,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,207.45 : 439,723.69 = 103,632.82 : x
  2. Step 2: Convert to fraction form
    293,207.45/439,723.69 = 103,632.82/x
  3. Step 3: Cross multiply
    293,207.45x = 439,723.69 × 103,632.82
  4. Step 4: Simplify right side
    293,207.45x = 45,569,804,657.11
  5. Step 5: Solve for x
    x = 45,569,804,657.11/293,207.45
  6. Step 6: Final answer
    x = 155,418.31

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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.