Home / 39,042.08-58,621.44-38,458.88

Finding the Fourth Proportional to 39,042.08, 58,621.44 and 38,458.88

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Solution

The fourth proportional to 39,042.08, 58,621.44 and 38,458.88 is: 57,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,042.08 : 58,621.44 = 38,458.88 : x
  2. Step 2: Convert to fraction form
    39,042.08/58,621.44 = 38,458.88/x
  3. Step 3: Cross multiply
    39,042.08x = 58,621.44 × 38,458.88
  4. Step 4: Simplify right side
    39,042.08x = 2,254,514,926.39
  5. Step 5: Solve for x
    x = 2,254,514,926.39/39,042.08
  6. Step 6: Final answer
    x = 57,745.77

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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.