Home / 292,589.82-439,011.50-103,185.53

Finding the Fourth Proportional to 292,589.82, 439,011.50 and 103,185.53

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Solution

The fourth proportional to 292,589.82, 439,011.50 and 103,185.53 is: 154,823.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,589.82 : 439,011.50 = 103,185.53 : x
  2. Step 2: Convert to fraction form
    292,589.82/439,011.50 = 103,185.53/x
  3. Step 3: Cross multiply
    292,589.82x = 439,011.50 × 103,185.53
  4. Step 4: Simplify right side
    292,589.82x = 45,299,633,238.90
  5. Step 5: Solve for x
    x = 45,299,633,238.90/292,589.82
  6. Step 6: Final answer
    x = 154,823.00

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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.