Home / 74,033.55-102,160.02-43,813.56

Finding the Fourth Proportional to 74,033.55, 102,160.02 and 43,813.56

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Solution

The fourth proportional to 74,033.55, 102,160.02 and 43,813.56 is: 60,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,033.55 : 102,160.02 = 43,813.56 : x
  2. Step 2: Convert to fraction form
    74,033.55/102,160.02 = 43,813.56/x
  3. Step 3: Cross multiply
    74,033.55x = 102,160.02 × 43,813.56
  4. Step 4: Simplify right side
    74,033.55x = 4,475,994,165.87
  5. Step 5: Solve for x
    x = 4,475,994,165.87/74,033.55
  6. Step 6: Final answer
    x = 60,459.00

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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.