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Finding the Fourth Proportional to 73,041.74, 109,540.65 and 37,962.22

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Solution

The fourth proportional to 73,041.74, 109,540.65 and 37,962.22 is: 56,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,041.74 : 109,540.65 = 37,962.22 : x
  2. Step 2: Convert to fraction form
    73,041.74/109,540.65 = 37,962.22/x
  3. Step 3: Cross multiply
    73,041.74x = 109,540.65 × 37,962.22
  4. Step 4: Simplify right side
    73,041.74x = 4,158,406,254.24
  5. Step 5: Solve for x
    x = 4,158,406,254.24/73,041.74
  6. Step 6: Final answer
    x = 56,931.92

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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.