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Finding the Fourth Proportional to 162,052.50, 243,051.40 and 59,448.67

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Solution

The fourth proportional to 162,052.50, 243,051.40 and 59,448.67 is: 89,162.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,052.50 : 243,051.40 = 59,448.67 : x
  2. Step 2: Convert to fraction form
    162,052.50/243,051.40 = 59,448.67/x
  3. Step 3: Cross multiply
    162,052.50x = 243,051.40 × 59,448.67
  4. Step 4: Simplify right side
    162,052.50x = 14,449,081,938.32
  5. Step 5: Solve for x
    x = 14,449,081,938.32/162,052.50
  6. Step 6: Final answer
    x = 89,162.97

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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.