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Finding the Fourth Proportional to 73,731.34, 101,756.55 and 43,526.62

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Solution

The fourth proportional to 73,731.34, 101,756.55 and 43,526.62 is: 60,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,731.34 : 101,756.55 = 43,526.62 : x
  2. Step 2: Convert to fraction form
    73,731.34/101,756.55 = 43,526.62/x
  3. Step 3: Cross multiply
    73,731.34x = 101,756.55 × 43,526.62
  4. Step 4: Simplify right side
    73,731.34x = 4,429,118,684.36
  5. Step 5: Solve for x
    x = 4,429,118,684.36/73,731.34
  6. Step 6: Final answer
    x = 60,071.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.