Home / 74,323.23-102,536.86-42,475.04

Finding the Fourth Proportional to 74,323.23, 102,536.86 and 42,475.04

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Solution

The fourth proportional to 74,323.23, 102,536.86 and 42,475.04 is: 58,598.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,323.23 : 102,536.86 = 42,475.04 : x
  2. Step 2: Convert to fraction form
    74,323.23/102,536.86 = 42,475.04/x
  3. Step 3: Cross multiply
    74,323.23x = 102,536.86 × 42,475.04
  4. Step 4: Simplify right side
    74,323.23x = 4,355,257,229.97
  5. Step 5: Solve for x
    x = 4,355,257,229.97/74,323.23
  6. Step 6: Final answer
    x = 58,598.87

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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.