Home / 170,837.70-256,256.55-161,652.30

Finding the Fourth Proportional to 170,837.70, 256,256.55 and 161,652.30

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Solution

The fourth proportional to 170,837.70, 256,256.55 and 161,652.30 is: 242,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,837.70 : 256,256.55 = 161,652.30 : x
  2. Step 2: Convert to fraction form
    170,837.70/256,256.55 = 161,652.30/x
  3. Step 3: Cross multiply
    170,837.70x = 256,256.55 × 161,652.30
  4. Step 4: Simplify right side
    170,837.70x = 41,424,460,697.57
  5. Step 5: Solve for x
    x = 41,424,460,697.57/170,837.70
  6. Step 6: Final answer
    x = 242,478.45

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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.