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Finding the Fourth Proportional to 60,071.68, 90,114 and 24,991.84

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Solution

The fourth proportional to 60,071.68, 90,114 and 24,991.84 is: 37,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,071.68 : 90,114 = 24,991.84 : x
  2. Step 2: Convert to fraction form
    60,071.68/90,114 = 24,991.84/x
  3. Step 3: Cross multiply
    60,071.68x = 90,114 × 24,991.84
  4. Step 4: Simplify right side
    60,071.68x = 2,252,114,669.76
  5. Step 5: Solve for x
    x = 2,252,114,669.76/60,071.68
  6. Step 6: Final answer
    x = 37,490.46

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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.