Home / 38,009.75-56,990.47-33,339.14

Finding the Fourth Proportional to 38,009.75, 56,990.47 and 33,339.14

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Solution

The fourth proportional to 38,009.75, 56,990.47 and 33,339.14 is: 49,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,009.75 : 56,990.47 = 33,339.14 : x
  2. Step 2: Convert to fraction form
    38,009.75/56,990.47 = 33,339.14/x
  3. Step 3: Cross multiply
    38,009.75x = 56,990.47 × 33,339.14
  4. Step 4: Simplify right side
    38,009.75x = 1,900,013,258.00
  5. Step 5: Solve for x
    x = 1,900,013,258.00/38,009.75
  6. Step 6: Final answer
    x = 49,987.52

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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.