Home / 51,575.16-71,160.40-30,350.44

Finding the Fourth Proportional to 51,575.16, 71,160.40 and 30,350.44

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Solution

The fourth proportional to 51,575.16, 71,160.40 and 30,350.44 is: 41,875.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,575.16 : 71,160.40 = 30,350.44 : x
  2. Step 2: Convert to fraction form
    51,575.16/71,160.40 = 30,350.44/x
  3. Step 3: Cross multiply
    51,575.16x = 71,160.40 × 30,350.44
  4. Step 4: Simplify right side
    51,575.16x = 2,159,749,450.58
  5. Step 5: Solve for x
    x = 2,159,749,450.58/51,575.16
  6. Step 6: Final answer
    x = 41,875.77

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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.