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Finding the Fourth Proportional to 152,000.88, 227,989.80 and 53,435.76

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Solution

The fourth proportional to 152,000.88, 227,989.80 and 53,435.76 is: 80,149.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,000.88 : 227,989.80 = 53,435.76 : x
  2. Step 2: Convert to fraction form
    152,000.88/227,989.80 = 53,435.76/x
  3. Step 3: Cross multiply
    152,000.88x = 227,989.80 × 53,435.76
  4. Step 4: Simplify right side
    152,000.88x = 12,182,808,235.25
  5. Step 5: Solve for x
    x = 12,182,808,235.25/152,000.88
  6. Step 6: Final answer
    x = 80,149.59

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1.5x scale

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.