Home / 171,056.20-256,584.30-152,685.40

Finding the Fourth Proportional to 171,056.20, 256,584.30 and 152,685.40

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Solution

The fourth proportional to 171,056.20, 256,584.30 and 152,685.40 is: 229,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,056.20 : 256,584.30 = 152,685.40 : x
  2. Step 2: Convert to fraction form
    171,056.20/256,584.30 = 152,685.40/x
  3. Step 3: Cross multiply
    171,056.20x = 256,584.30 × 152,685.40
  4. Step 4: Simplify right side
    171,056.20x = 39,176,676,479.22
  5. Step 5: Solve for x
    x = 39,176,676,479.22/171,056.20
  6. Step 6: Final answer
    x = 229,028.10

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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.