Home / 302,611.73-453,977.40-89,383.35

Finding the Fourth Proportional to 302,611.73, 453,977.40 and 89,383.35

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Solution

The fourth proportional to 302,611.73, 453,977.40 and 89,383.35 is: 134,092.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,611.73 : 453,977.40 = 89,383.35 : x
  2. Step 2: Convert to fraction form
    302,611.73/453,977.40 = 89,383.35/x
  3. Step 3: Cross multiply
    302,611.73x = 453,977.40 × 89,383.35
  4. Step 4: Simplify right side
    302,611.73x = 40,578,020,836.29
  5. Step 5: Solve for x
    x = 40,578,020,836.29/302,611.73
  6. Step 6: Final answer
    x = 134,092.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.