Home / 57,280.04-85,885.54-25,684.38

Finding the Fourth Proportional to 57,280.04, 85,885.54 and 25,684.38

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Solution

The fourth proportional to 57,280.04, 85,885.54 and 25,684.38 is: 38,511.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,280.04 : 85,885.54 = 25,684.38 : x
  2. Step 2: Convert to fraction form
    57,280.04/85,885.54 = 25,684.38/x
  3. Step 3: Cross multiply
    57,280.04x = 85,885.54 × 25,684.38
  4. Step 4: Simplify right side
    57,280.04x = 2,205,916,733.12
  5. Step 5: Solve for x
    x = 2,205,916,733.12/57,280.04
  6. Step 6: Final answer
    x = 38,511.09

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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.