Home / 51,185.30-70,638.45-29,966.18

Finding the Fourth Proportional to 51,185.30, 70,638.45 and 29,966.18

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Solution

The fourth proportional to 51,185.30, 70,638.45 and 29,966.18 is: 41,354.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,185.30 : 70,638.45 = 29,966.18 : x
  2. Step 2: Convert to fraction form
    51,185.30/70,638.45 = 29,966.18/x
  3. Step 3: Cross multiply
    51,185.30x = 70,638.45 × 29,966.18
  4. Step 4: Simplify right side
    51,185.30x = 2,116,764,507.62
  5. Step 5: Solve for x
    x = 2,116,764,507.62/51,185.30
  6. Step 6: Final answer
    x = 41,354.93

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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.