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Finding the Fourth Proportional to 227,987.30, 342,000.40 and 59,529.98

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Solution

The fourth proportional to 227,987.30, 342,000.40 and 59,529.98 is: 89,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,987.30 : 342,000.40 = 59,529.98 : x
  2. Step 2: Convert to fraction form
    227,987.30/342,000.40 = 59,529.98/x
  3. Step 3: Cross multiply
    227,987.30x = 342,000.40 × 59,529.98
  4. Step 4: Simplify right side
    227,987.30x = 20,359,276,971.99
  5. Step 5: Solve for x
    x = 20,359,276,971.99/227,987.30
  6. Step 6: Final answer
    x = 89,300.05

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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.