Home / 74,322.23-102,535.48-42,474.04

Finding the Fourth Proportional to 74,322.23, 102,535.48 and 42,474.04

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Solution

The fourth proportional to 74,322.23, 102,535.48 and 42,474.04 is: 58,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,322.23 : 102,535.48 = 42,474.04 : x
  2. Step 2: Convert to fraction form
    74,322.23/102,535.48 = 42,474.04/x
  3. Step 3: Cross multiply
    74,322.23x = 102,535.48 × 42,474.04
  4. Step 4: Simplify right side
    74,322.23x = 4,355,096,078.94
  5. Step 5: Solve for x
    x = 4,355,096,078.94/74,322.23
  6. Step 6: Final answer
    x = 58,597.49

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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.