Home / 74,583.31-102,926.87-40,593.64

Finding the Fourth Proportional to 74,583.31, 102,926.87 and 40,593.64

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Solution

The fourth proportional to 74,583.31, 102,926.87 and 40,593.64 is: 56,020.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,583.31 : 102,926.87 = 40,593.64 : x
  2. Step 2: Convert to fraction form
    74,583.31/102,926.87 = 40,593.64/x
  3. Step 3: Cross multiply
    74,583.31x = 102,926.87 × 40,593.64
  4. Step 4: Simplify right side
    74,583.31x = 4,178,176,307.11
  5. Step 5: Solve for x
    x = 4,178,176,307.11/74,583.31
  6. Step 6: Final answer
    x = 56,020.26

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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.