Home / 92,310.84-127,389.06-49,869.36

Finding the Fourth Proportional to 92,310.84, 127,389.06 and 49,869.36

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Solution

The fourth proportional to 92,310.84, 127,389.06 and 49,869.36 is: 68,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,310.84 : 127,389.06 = 49,869.36 : x
  2. Step 2: Convert to fraction form
    92,310.84/127,389.06 = 49,869.36/x
  3. Step 3: Cross multiply
    92,310.84x = 127,389.06 × 49,869.36
  4. Step 4: Simplify right side
    92,310.84x = 6,352,810,893.20
  5. Step 5: Solve for x
    x = 6,352,810,893.20/92,310.84
  6. Step 6: Final answer
    x = 68,819.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.