Home / 170,901.68-256,353.15-52,572.20

Finding the Fourth Proportional to 170,901.68, 256,353.15 and 52,572.20

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Solution

The fourth proportional to 170,901.68, 256,353.15 and 52,572.20 is: 78,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,901.68 : 256,353.15 = 52,572.20 : x
  2. Step 2: Convert to fraction form
    170,901.68/256,353.15 = 52,572.20/x
  3. Step 3: Cross multiply
    170,901.68x = 256,353.15 × 52,572.20
  4. Step 4: Simplify right side
    170,901.68x = 13,477,049,072.43
  5. Step 5: Solve for x
    x = 13,477,049,072.43/170,901.68
  6. Step 6: Final answer
    x = 78,858.49

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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.