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Finding the Fourth Proportional to 64,908.60, 97,346.70 and 24,918.90

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Solution

The fourth proportional to 64,908.60, 97,346.70 and 24,918.90 is: 37,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,908.60 : 97,346.70 = 24,918.90 : x
  2. Step 2: Convert to fraction form
    64,908.60/97,346.70 = 24,918.90/x
  3. Step 3: Cross multiply
    64,908.60x = 97,346.70 × 24,918.90
  4. Step 4: Simplify right side
    64,908.60x = 2,425,772,682.63
  5. Step 5: Solve for x
    x = 2,425,772,682.63/64,908.60
  6. Step 6: Final answer
    x = 37,372.13

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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.