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Finding the Fourth Proportional to 65,354.36, 97,873.64 and 37,189.08

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Solution

The fourth proportional to 65,354.36, 97,873.64 and 37,189.08 is: 55,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,354.36 : 97,873.64 = 37,189.08 : x
  2. Step 2: Convert to fraction form
    65,354.36/97,873.64 = 37,189.08/x
  3. Step 3: Cross multiply
    65,354.36x = 97,873.64 × 37,189.08
  4. Step 4: Simplify right side
    65,354.36x = 3,639,830,627.85
  5. Step 5: Solve for x
    x = 3,639,830,627.85/65,354.36
  6. Step 6: Final answer
    x = 55,693.77

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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.