Home / 57,201.30-85,801.95-17,762.40

Finding the Fourth Proportional to 57,201.30, 85,801.95 and 17,762.40

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Solution

The fourth proportional to 57,201.30, 85,801.95 and 17,762.40 is: 26,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,201.30 : 85,801.95 = 17,762.40 : x
  2. Step 2: Convert to fraction form
    57,201.30/85,801.95 = 17,762.40/x
  3. Step 3: Cross multiply
    57,201.30x = 85,801.95 × 17,762.40
  4. Step 4: Simplify right side
    57,201.30x = 1,524,048,556.68
  5. Step 5: Solve for x
    x = 1,524,048,556.68/57,201.30
  6. Step 6: Final answer
    x = 26,643.60

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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.