Home / 57,033.36-85,557.42-21,983.04

Finding the Fourth Proportional to 57,033.36, 85,557.42 and 21,983.04

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Solution

The fourth proportional to 57,033.36, 85,557.42 and 21,983.04 is: 32,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,033.36 : 85,557.42 = 21,983.04 : x
  2. Step 2: Convert to fraction form
    57,033.36/85,557.42 = 21,983.04/x
  3. Step 3: Cross multiply
    57,033.36x = 85,557.42 × 21,983.04
  4. Step 4: Simplify right side
    57,033.36x = 1,880,812,186.16
  5. Step 5: Solve for x
    x = 1,880,812,186.16/57,033.36
  6. Step 6: Final answer
    x = 32,977.40

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1.5x scale

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.