Home / 51,533.06-71,123.14-28,873.59

Finding the Fourth Proportional to 51,533.06, 71,123.14 and 28,873.59

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Solution

The fourth proportional to 51,533.06, 71,123.14 and 28,873.59 is: 39,849.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,533.06 : 71,123.14 = 28,873.59 : x
  2. Step 2: Convert to fraction form
    51,533.06/71,123.14 = 28,873.59/x
  3. Step 3: Cross multiply
    51,533.06x = 71,123.14 × 28,873.59
  4. Step 4: Simplify right side
    51,533.06x = 2,053,580,383.87
  5. Step 5: Solve for x
    x = 2,053,580,383.87/51,533.06
  6. Step 6: Final answer
    x = 39,849.77

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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.