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Finding the Fourth Proportional to 53,895.40, 80,814.30 and 22,695.40

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Solution

The fourth proportional to 53,895.40, 80,814.30 and 22,695.40 is: 34,030.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,895.40 : 80,814.30 = 22,695.40 : x
  2. Step 2: Convert to fraction form
    53,895.40/80,814.30 = 22,695.40/x
  3. Step 3: Cross multiply
    53,895.40x = 80,814.30 × 22,695.40
  4. Step 4: Simplify right side
    53,895.40x = 1,834,112,864.22
  5. Step 5: Solve for x
    x = 1,834,112,864.22/53,895.40
  6. Step 6: Final answer
    x = 34,030.97

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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.