Home / 124,623.40-186,935.10-110,845.30

Finding the Fourth Proportional to 124,623.40, 186,935.10 and 110,845.30

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Solution

The fourth proportional to 124,623.40, 186,935.10 and 110,845.30 is: 166,267.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,623.40 : 186,935.10 = 110,845.30 : x
  2. Step 2: Convert to fraction form
    124,623.40/186,935.10 = 110,845.30/x
  3. Step 3: Cross multiply
    124,623.40x = 186,935.10 × 110,845.30
  4. Step 4: Simplify right side
    124,623.40x = 20,720,877,240.03
  5. Step 5: Solve for x
    x = 20,720,877,240.03/124,623.40
  6. Step 6: Final answer
    x = 166,267.95

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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.