Home / 137,541.61-189,633.00-98,297.49

Finding the Fourth Proportional to 137,541.61, 189,633.00 and 98,297.49

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Solution

The fourth proportional to 137,541.61, 189,633.00 and 98,297.49 is: 135,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,541.61 : 189,633.00 = 98,297.49 : x
  2. Step 2: Convert to fraction form
    137,541.61/189,633.00 = 98,297.49/x
  3. Step 3: Cross multiply
    137,541.61x = 189,633.00 × 98,297.49
  4. Step 4: Simplify right side
    137,541.61x = 18,640,449,000.91
  5. Step 5: Solve for x
    x = 18,640,449,000.91/137,541.61
  6. Step 6: Final answer
    x = 135,525.89

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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.