Home / 293,266.15-439,907.44-103,699.72

Finding the Fourth Proportional to 293,266.15, 439,907.44 and 103,699.72

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Solution

The fourth proportional to 293,266.15, 439,907.44 and 103,699.72 is: 155,552.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,266.15 : 439,907.44 = 103,699.72 : x
  2. Step 2: Convert to fraction form
    293,266.15/439,907.44 = 103,699.72/x
  3. Step 3: Cross multiply
    293,266.15x = 439,907.44 × 103,699.72
  4. Step 4: Simplify right side
    293,266.15x = 45,618,276,994.90
  5. Step 5: Solve for x
    x = 45,618,276,994.90/293,266.15
  6. Step 6: Final answer
    x = 155,552.48

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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.