Home / 38,031.60-56,998.80-33,657.60

Finding the Fourth Proportional to 38,031.60, 56,998.80 and 33,657.60

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Solution

The fourth proportional to 38,031.60, 56,998.80 and 33,657.60 is: 50,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031.60 : 56,998.80 = 33,657.60 : x
  2. Step 2: Convert to fraction form
    38,031.60/56,998.80 = 33,657.60/x
  3. Step 3: Cross multiply
    38,031.60x = 56,998.80 × 33,657.60
  4. Step 4: Simplify right side
    38,031.60x = 1,918,442,810.88
  5. Step 5: Solve for x
    x = 1,918,442,810.88/38,031.60
  6. Step 6: Final answer
    x = 50,443.39

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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.