Home / 74,197.08-111,260.42-43,041.88

Finding the Fourth Proportional to 74,197.08, 111,260.42 and 43,041.88

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Solution

The fourth proportional to 74,197.08, 111,260.42 and 43,041.88 is: 64,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,197.08 : 111,260.42 = 43,041.88 : x
  2. Step 2: Convert to fraction form
    74,197.08/111,260.42 = 43,041.88/x
  3. Step 3: Cross multiply
    74,197.08x = 111,260.42 × 43,041.88
  4. Step 4: Simplify right side
    74,197.08x = 4,788,857,646.39
  5. Step 5: Solve for x
    x = 4,788,857,646.39/74,197.08
  6. Step 6: Final answer
    x = 64,542.40

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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.