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Finding the Fourth Proportional to 104,679.84, 144,425.58 and 59,354.27

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Solution

The fourth proportional to 104,679.84, 144,425.58 and 59,354.27 is: 81,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,679.84 : 144,425.58 = 59,354.27 : x
  2. Step 2: Convert to fraction form
    104,679.84/144,425.58 = 59,354.27/x
  3. Step 3: Cross multiply
    104,679.84x = 144,425.58 × 59,354.27
  4. Step 4: Simplify right side
    104,679.84x = 8,572,274,148.10
  5. Step 5: Solve for x
    x = 8,572,274,148.10/104,679.84
  6. Step 6: Final answer
    x = 81,890.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.