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Finding the Fourth Proportional to 60,257.59, 90,349.93 and 26,971.45

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Solution

The fourth proportional to 60,257.59, 90,349.93 and 26,971.45 is: 40,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,257.59 : 90,349.93 = 26,971.45 : x
  2. Step 2: Convert to fraction form
    60,257.59/90,349.93 = 26,971.45/x
  3. Step 3: Cross multiply
    60,257.59x = 90,349.93 × 26,971.45
  4. Step 4: Simplify right side
    60,257.59x = 2,436,868,427.34
  5. Step 5: Solve for x
    x = 2,436,868,427.34/60,257.59
  6. Step 6: Final answer
    x = 40,440.86

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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.