Home / 57,639.51-86,342.40-32,626.98

Finding the Fourth Proportional to 57,639.51, 86,342.40 and 32,626.98

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Solution

The fourth proportional to 57,639.51, 86,342.40 and 32,626.98 is: 48,874.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,639.51 : 86,342.40 = 32,626.98 : x
  2. Step 2: Convert to fraction form
    57,639.51/86,342.40 = 32,626.98/x
  3. Step 3: Cross multiply
    57,639.51x = 86,342.40 × 32,626.98
  4. Step 4: Simplify right side
    57,639.51x = 2,817,091,757.95
  5. Step 5: Solve for x
    x = 2,817,091,757.95/57,639.51
  6. Step 6: Final answer
    x = 48,874.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.