Home / 302,241.06-453,345.20-91,862.60

Finding the Fourth Proportional to 302,241.06, 453,345.20 and 91,862.60

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Solution

The fourth proportional to 302,241.06, 453,345.20 and 91,862.60 is: 137,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,241.06 : 453,345.20 = 91,862.60 : x
  2. Step 2: Convert to fraction form
    302,241.06/453,345.20 = 91,862.60/x
  3. Step 3: Cross multiply
    302,241.06x = 453,345.20 × 91,862.60
  4. Step 4: Simplify right side
    302,241.06x = 41,645,466,043.48
  5. Step 5: Solve for x
    x = 41,645,466,043.48/302,241.06
  6. Step 6: Final answer
    x = 137,788.91

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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.