Home / 74,517.23-102,834.47-40,526.04

Finding the Fourth Proportional to 74,517.23, 102,834.47 and 40,526.04

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Solution

The fourth proportional to 74,517.23, 102,834.47 and 40,526.04 is: 55,926.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,517.23 : 102,834.47 = 40,526.04 : x
  2. Step 2: Convert to fraction form
    74,517.23/102,834.47 = 40,526.04/x
  3. Step 3: Cross multiply
    74,517.23x = 102,834.47 × 40,526.04
  4. Step 4: Simplify right side
    74,517.23x = 4,167,473,844.60
  5. Step 5: Solve for x
    x = 4,167,473,844.60/74,517.23
  6. Step 6: Final answer
    x = 55,926.31

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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.