Home / 57,799.10-86,698.65-35,540.30

Finding the Fourth Proportional to 57,799.10, 86,698.65 and 35,540.30

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Solution

The fourth proportional to 57,799.10, 86,698.65 and 35,540.30 is: 53,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,799.10 : 86,698.65 = 35,540.30 : x
  2. Step 2: Convert to fraction form
    57,799.10/86,698.65 = 35,540.30/x
  3. Step 3: Cross multiply
    57,799.10x = 86,698.65 × 35,540.30
  4. Step 4: Simplify right side
    57,799.10x = 3,081,296,030.60
  5. Step 5: Solve for x
    x = 3,081,296,030.60/57,799.10
  6. Step 6: Final answer
    x = 53,310.45

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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.