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Finding the Fourth Proportional to 64,884.70, 97,327.05 and 60,948.10

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Solution

The fourth proportional to 64,884.70, 97,327.05 and 60,948.10 is: 91,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,884.70 : 97,327.05 = 60,948.10 : x
  2. Step 2: Convert to fraction form
    64,884.70/97,327.05 = 60,948.10/x
  3. Step 3: Cross multiply
    64,884.70x = 97,327.05 × 60,948.10
  4. Step 4: Simplify right side
    64,884.70x = 5,931,898,776.11
  5. Step 5: Solve for x
    x = 5,931,898,776.11/64,884.70
  6. Step 6: Final answer
    x = 91,422.15

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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.