Home / 38,349.40-57,216.06-34,139.42

Finding the Fourth Proportional to 38,349.40, 57,216.06 and 34,139.42

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Solution

The fourth proportional to 38,349.40, 57,216.06 and 34,139.42 is: 50,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,349.40 : 57,216.06 = 34,139.42 : x
  2. Step 2: Convert to fraction form
    38,349.40/57,216.06 = 34,139.42/x
  3. Step 3: Cross multiply
    38,349.40x = 57,216.06 × 34,139.42
  4. Step 4: Simplify right side
    38,349.40x = 1,953,323,103.09
  5. Step 5: Solve for x
    x = 1,953,323,103.09/38,349.40
  6. Step 6: Final answer
    x = 50,934.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.