Home / 91,804.02-137,576.73-73,000.59

Finding the Fourth Proportional to 91,804.02, 137,576.73 and 73,000.59

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Solution

The fourth proportional to 91,804.02, 137,576.73 and 73,000.59 is: 109,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,804.02 : 137,576.73 = 73,000.59 : x
  2. Step 2: Convert to fraction form
    91,804.02/137,576.73 = 73,000.59/x
  3. Step 3: Cross multiply
    91,804.02x = 137,576.73 × 73,000.59
  4. Step 4: Simplify right side
    91,804.02x = 10,043,182,460.27
  5. Step 5: Solve for x
    x = 10,043,182,460.27/91,804.02
  6. Step 6: Final answer
    x = 109,398.07

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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.