Home / 49,822.98-74,733.30-12,383.16

Finding the Fourth Proportional to 49,822.98, 74,733.30 and 12,383.16

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Solution

The fourth proportional to 49,822.98, 74,733.30 and 12,383.16 is: 18,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822.98 : 74,733.30 = 12,383.16 : x
  2. Step 2: Convert to fraction form
    49,822.98/74,733.30 = 12,383.16/x
  3. Step 3: Cross multiply
    49,822.98x = 74,733.30 × 12,383.16
  4. Step 4: Simplify right side
    49,822.98x = 925,434,411.23
  5. Step 5: Solve for x
    x = 925,434,411.23/49,822.98
  6. Step 6: Final answer
    x = 18,574.45

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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.