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Finding the Fourth Proportional to 171,706.84, 257,510.94 and 59,357.68

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Solution

The fourth proportional to 171,706.84, 257,510.94 and 59,357.68 is: 89,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,706.84 : 257,510.94 = 59,357.68 : x
  2. Step 2: Convert to fraction form
    171,706.84/257,510.94 = 59,357.68/x
  3. Step 3: Cross multiply
    171,706.84x = 257,510.94 × 59,357.68
  4. Step 4: Simplify right side
    171,706.84x = 15,285,251,973.02
  5. Step 5: Solve for x
    x = 15,285,251,973.02/171,706.84
  6. Step 6: Final answer
    x = 89,019.47

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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.