Home / 37,070.20-55,613.40-18,359.20

Finding the Fourth Proportional to 37,070.20, 55,613.40 and 18,359.20

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Solution

The fourth proportional to 37,070.20, 55,613.40 and 18,359.20 is: 27,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.20 : 55,613.40 = 18,359.20 : x
  2. Step 2: Convert to fraction form
    37,070.20/55,613.40 = 18,359.20/x
  3. Step 3: Cross multiply
    37,070.20x = 55,613.40 × 18,359.20
  4. Step 4: Simplify right side
    37,070.20x = 1,021,017,533.28
  5. Step 5: Solve for x
    x = 1,021,017,533.28/37,070.20
  6. Step 6: Final answer
    x = 27,542.81

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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.