Home / 170,623.80-256,242.90-165,094.20

Finding the Fourth Proportional to 170,623.80, 256,242.90 and 165,094.20

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Solution

The fourth proportional to 170,623.80, 256,242.90 and 165,094.20 is: 247,938.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,623.80 : 256,242.90 = 165,094.20 : x
  2. Step 2: Convert to fraction form
    170,623.80/256,242.90 = 165,094.20/x
  3. Step 3: Cross multiply
    170,623.80x = 256,242.90 × 165,094.20
  4. Step 4: Simplify right side
    170,623.80x = 42,304,216,581.18
  5. Step 5: Solve for x
    x = 42,304,216,581.18/170,623.80
  6. Step 6: Final answer
    x = 247,938.54

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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.