Home / 57,209.58-86,201.51-47,564.10

Finding the Fourth Proportional to 57,209.58, 86,201.51 and 47,564.10

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Solution

The fourth proportional to 57,209.58, 86,201.51 and 47,564.10 is: 71,668.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,209.58 : 86,201.51 = 47,564.10 : x
  2. Step 2: Convert to fraction form
    57,209.58/86,201.51 = 47,564.10/x
  3. Step 3: Cross multiply
    57,209.58x = 86,201.51 × 47,564.10
  4. Step 4: Simplify right side
    57,209.58x = 4,100,097,003.97
  5. Step 5: Solve for x
    x = 4,100,097,003.97/57,209.58
  6. Step 6: Final answer
    x = 71,668.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.