Home / 293,007.31-439,543.16-93,257.66

Finding the Fourth Proportional to 293,007.31, 439,543.16 and 93,257.66

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Solution

The fourth proportional to 293,007.31, 439,543.16 and 93,257.66 is: 139,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,007.31 : 439,543.16 = 93,257.66 : x
  2. Step 2: Convert to fraction form
    293,007.31/439,543.16 = 93,257.66/x
  3. Step 3: Cross multiply
    293,007.31x = 439,543.16 × 93,257.66
  4. Step 4: Simplify right side
    293,007.31x = 40,990,767,552.89
  5. Step 5: Solve for x
    x = 40,990,767,552.89/293,007.31
  6. Step 6: Final answer
    x = 139,896.74

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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.