Home / 74,463.25-111,158.75-63,818.50

Finding the Fourth Proportional to 74,463.25, 111,158.75 and 63,818.50

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Solution

The fourth proportional to 74,463.25, 111,158.75 and 63,818.50 is: 95,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,463.25 : 111,158.75 = 63,818.50 : x
  2. Step 2: Convert to fraction form
    74,463.25/111,158.75 = 63,818.50/x
  3. Step 3: Cross multiply
    74,463.25x = 111,158.75 × 63,818.50
  4. Step 4: Simplify right side
    74,463.25x = 7,093,984,686.88
  5. Step 5: Solve for x
    x = 7,093,984,686.88/74,463.25
  6. Step 6: Final answer
    x = 95,268.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.