Home / 171,166.10-256,403.55-97,207.70

Finding the Fourth Proportional to 171,166.10, 256,403.55 and 97,207.70

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Solution

The fourth proportional to 171,166.10, 256,403.55 and 97,207.70 is: 145,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,166.10 : 256,403.55 = 97,207.70 : x
  2. Step 2: Convert to fraction form
    171,166.10/256,403.55 = 97,207.70/x
  3. Step 3: Cross multiply
    171,166.10x = 256,403.55 × 97,207.70
  4. Step 4: Simplify right side
    171,166.10x = 24,924,399,367.34
  5. Step 5: Solve for x
    x = 24,924,399,367.34/171,166.10
  6. Step 6: Final answer
    x = 145,615.28

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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.