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Finding the Fourth Proportional to 104,609.68, 144,363.87 and 59,292.30

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Solution

The fourth proportional to 104,609.68, 144,363.87 and 59,292.30 is: 81,824.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,609.68 : 144,363.87 = 59,292.30 : x
  2. Step 2: Convert to fraction form
    104,609.68/144,363.87 = 59,292.30/x
  3. Step 3: Cross multiply
    104,609.68x = 144,363.87 × 59,292.30
  4. Step 4: Simplify right side
    104,609.68x = 8,559,666,430.57
  5. Step 5: Solve for x
    x = 8,559,666,430.57/104,609.68
  6. Step 6: Final answer
    x = 81,824.80

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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.