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Finding the Fourth Proportional to 169,346.76, 254,136.78 and 58,538.76

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Solution

The fourth proportional to 169,346.76, 254,136.78 and 58,538.76 is: 87,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,346.76 : 254,136.78 = 58,538.76 : x
  2. Step 2: Convert to fraction form
    169,346.76/254,136.78 = 58,538.76/x
  3. Step 3: Cross multiply
    169,346.76x = 254,136.78 × 58,538.76
  4. Step 4: Simplify right side
    169,346.76x = 14,876,851,971.59
  5. Step 5: Solve for x
    x = 14,876,851,971.59/169,346.76
  6. Step 6: Final answer
    x = 87,848.46

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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.