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Finding the Fourth Proportional to 65,356, 97,909.01 and 44,192.17

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Solution

The fourth proportional to 65,356, 97,909.01 and 44,192.17 is: 66,203.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,356 : 97,909.01 = 44,192.17 : x
  2. Step 2: Convert to fraction form
    65,356/97,909.01 = 44,192.17/x
  3. Step 3: Cross multiply
    65,356x = 97,909.01 × 44,192.17
  4. Step 4: Simplify right side
    65,356x = 4,326,811,614.45
  5. Step 5: Solve for x
    x = 4,326,811,614.45/65,356
  6. Step 6: Final answer
    x = 66,203.74

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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.