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Finding the Fourth Proportional to 171,860.88, 257,729.80 and 59,510.92

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Solution

The fourth proportional to 171,860.88, 257,729.80 and 59,510.92 is: 89,245.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,860.88 : 257,729.80 = 59,510.92 : x
  2. Step 2: Convert to fraction form
    171,860.88/257,729.80 = 59,510.92/x
  3. Step 3: Cross multiply
    171,860.88x = 257,729.80 × 59,510.92
  4. Step 4: Simplify right side
    171,860.88x = 15,337,737,509.42
  5. Step 5: Solve for x
    x = 15,337,737,509.42/171,860.88
  6. Step 6: Final answer
    x = 89,245.08

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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.