Home / 49,424.16-74,143.52-14,359.24

Finding the Fourth Proportional to 49,424.16, 74,143.52 and 14,359.24

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Solution

The fourth proportional to 49,424.16, 74,143.52 and 14,359.24 is: 21,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,424.16 : 74,143.52 = 14,359.24 : x
  2. Step 2: Convert to fraction form
    49,424.16/74,143.52 = 14,359.24/x
  3. Step 3: Cross multiply
    49,424.16x = 74,143.52 × 14,359.24
  4. Step 4: Simplify right side
    49,424.16x = 1,064,644,598.12
  5. Step 5: Solve for x
    x = 1,064,644,598.12/49,424.16
  6. Step 6: Final answer
    x = 21,540.98

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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.