Home / 72,083.41-99,474.68-40,252.33

Finding the Fourth Proportional to 72,083.41, 99,474.68 and 40,252.33

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Solution

The fourth proportional to 72,083.41, 99,474.68 and 40,252.33 is: 55,547.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,083.41 : 99,474.68 = 40,252.33 : x
  2. Step 2: Convert to fraction form
    72,083.41/99,474.68 = 40,252.33/x
  3. Step 3: Cross multiply
    72,083.41x = 99,474.68 × 40,252.33
  4. Step 4: Simplify right side
    72,083.41x = 4,004,087,646.00
  5. Step 5: Solve for x
    x = 4,004,087,646.00/72,083.41
  6. Step 6: Final answer
    x = 55,547.98

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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.