Home / 51,181.99-70,631.30-29,675.95

Finding the Fourth Proportional to 51,181.99, 70,631.30 and 29,675.95

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Solution

The fourth proportional to 51,181.99, 70,631.30 and 29,675.95 is: 40,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,181.99 : 70,631.30 = 29,675.95 : x
  2. Step 2: Convert to fraction form
    51,181.99/70,631.30 = 29,675.95/x
  3. Step 3: Cross multiply
    51,181.99x = 70,631.30 × 29,675.95
  4. Step 4: Simplify right side
    51,181.99x = 2,096,050,602.28
  5. Step 5: Solve for x
    x = 2,096,050,602.28/51,181.99
  6. Step 6: Final answer
    x = 40,952.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.