Home / 369,625.06-554,497.40-144,863.61

Finding the Fourth Proportional to 369,625.06, 554,497.40 and 144,863.61

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Solution

The fourth proportional to 369,625.06, 554,497.40 and 144,863.61 is: 217,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,625.06 : 554,497.40 = 144,863.61 : x
  2. Step 2: Convert to fraction form
    369,625.06/554,497.40 = 144,863.61/x
  3. Step 3: Cross multiply
    369,625.06x = 554,497.40 × 144,863.61
  4. Step 4: Simplify right side
    369,625.06x = 80,326,491,602.81
  5. Step 5: Solve for x
    x = 80,326,491,602.81/369,625.06
  6. Step 6: Final answer
    x = 217,318.85

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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.