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Finding the Fourth Proportional to 169,454.50, 254,220.81 and 58,646.50

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Solution

The fourth proportional to 169,454.50, 254,220.81 and 58,646.50 is: 87,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,454.50 : 254,220.81 = 58,646.50 : x
  2. Step 2: Convert to fraction form
    169,454.50/254,220.81 = 58,646.50/x
  3. Step 3: Cross multiply
    169,454.50x = 254,220.81 × 58,646.50
  4. Step 4: Simplify right side
    169,454.50x = 14,909,160,733.67
  5. Step 5: Solve for x
    x = 14,909,160,733.67/169,454.50
  6. Step 6: Final answer
    x = 87,983.27

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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.