Home / 56,664.16-84,832.01-42,683.05

Finding the Fourth Proportional to 56,664.16, 84,832.01 and 42,683.05

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Solution

The fourth proportional to 56,664.16, 84,832.01 and 42,683.05 is: 63,900.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,664.16 : 84,832.01 = 42,683.05 : x
  2. Step 2: Convert to fraction form
    56,664.16/84,832.01 = 42,683.05/x
  3. Step 3: Cross multiply
    56,664.16x = 84,832.01 × 42,683.05
  4. Step 4: Simplify right side
    56,664.16x = 3,620,888,977.12
  5. Step 5: Solve for x
    x = 3,620,888,977.12/56,664.16
  6. Step 6: Final answer
    x = 63,900.87

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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.