Home / 358,827.94-537,839.61-145,546.30

Finding the Fourth Proportional to 358,827.94, 537,839.61 and 145,546.30

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Solution

The fourth proportional to 358,827.94, 537,839.61 and 145,546.30 is: 218,156.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,827.94 : 537,839.61 = 145,546.30 : x
  2. Step 2: Convert to fraction form
    358,827.94/537,839.61 = 145,546.30/x
  3. Step 3: Cross multiply
    358,827.94x = 537,839.61 × 145,546.30
  4. Step 4: Simplify right side
    358,827.94x = 78,280,565,228.94
  5. Step 5: Solve for x
    x = 78,280,565,228.94/358,827.94
  6. Step 6: Final answer
    x = 218,156.27

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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.