Home / 171,037.90-256,556.85-166,117.15

Finding the Fourth Proportional to 171,037.90, 256,556.85 and 166,117.15

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Solution

The fourth proportional to 171,037.90, 256,556.85 and 166,117.15 is: 249,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,037.90 : 256,556.85 = 166,117.15 : x
  2. Step 2: Convert to fraction form
    171,037.90/256,556.85 = 166,117.15/x
  3. Step 3: Cross multiply
    171,037.90x = 256,556.85 × 166,117.15
  4. Step 4: Simplify right side
    171,037.90x = 42,618,492,734.98
  5. Step 5: Solve for x
    x = 42,618,492,734.98/171,037.90
  6. Step 6: Final answer
    x = 249,175.73

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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.