Home / 261,827.49-392,772-93,371.77

Finding the Fourth Proportional to 261,827.49, 392,772 and 93,371.77

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Solution

The fourth proportional to 261,827.49, 392,772 and 93,371.77 is: 140,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,827.49 : 392,772 = 93,371.77 : x
  2. Step 2: Convert to fraction form
    261,827.49/392,772 = 93,371.77/x
  3. Step 3: Cross multiply
    261,827.49x = 392,772 × 93,371.77
  4. Step 4: Simplify right side
    261,827.49x = 36,673,816,846.44
  5. Step 5: Solve for x
    x = 36,673,816,846.44/261,827.49
  6. Step 6: Final answer
    x = 140,068.63

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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.