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Finding the Fourth Proportional to 152,510.60, 228,770.70 and 52,675.40

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Solution

The fourth proportional to 152,510.60, 228,770.70 and 52,675.40 is: 79,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,510.60 : 228,770.70 = 52,675.40 : x
  2. Step 2: Convert to fraction form
    152,510.60/228,770.70 = 52,675.40/x
  3. Step 3: Cross multiply
    152,510.60x = 228,770.70 × 52,675.40
  4. Step 4: Simplify right side
    152,510.60x = 12,050,588,130.78
  5. Step 5: Solve for x
    x = 12,050,588,130.78/152,510.60
  6. Step 6: Final answer
    x = 79,014.76

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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.