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Finding the Fourth Proportional to 58,477.50, 87,681.12 and 26,847.98

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Solution

The fourth proportional to 58,477.50, 87,681.12 and 26,847.98 is: 40,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,477.50 : 87,681.12 = 26,847.98 : x
  2. Step 2: Convert to fraction form
    58,477.50/87,681.12 = 26,847.98/x
  3. Step 3: Cross multiply
    58,477.50x = 87,681.12 × 26,847.98
  4. Step 4: Simplify right side
    58,477.50x = 2,354,060,956.14
  5. Step 5: Solve for x
    x = 2,354,060,956.14/58,477.50
  6. Step 6: Final answer
    x = 40,255.84

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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.