Home / 124,664.06-186,885.08-45,759.98

Finding the Fourth Proportional to 124,664.06, 186,885.08 and 45,759.98

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Solution

The fourth proportional to 124,664.06, 186,885.08 and 45,759.98 is: 68,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,664.06 : 186,885.08 = 45,759.98 : x
  2. Step 2: Convert to fraction form
    124,664.06/186,885.08 = 45,759.98/x
  3. Step 3: Cross multiply
    124,664.06x = 186,885.08 × 45,759.98
  4. Step 4: Simplify right side
    124,664.06x = 8,551,857,523.10
  5. Step 5: Solve for x
    x = 8,551,857,523.10/124,664.06
  6. Step 6: Final answer
    x = 68,599.22

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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.