Home / 51,923.77-71,678.73-30,410.53

Finding the Fourth Proportional to 51,923.77, 71,678.73 and 30,410.53

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Solution

The fourth proportional to 51,923.77, 71,678.73 and 30,410.53 is: 41,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,923.77 : 71,678.73 = 30,410.53 : x
  2. Step 2: Convert to fraction form
    51,923.77/71,678.73 = 30,410.53/x
  3. Step 3: Cross multiply
    51,923.77x = 71,678.73 × 30,410.53
  4. Step 4: Simplify right side
    51,923.77x = 2,179,788,234.18
  5. Step 5: Solve for x
    x = 2,179,788,234.18/51,923.77
  6. Step 6: Final answer
    x = 41,980.54

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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.