Home / 105,750.10-158,313.50-92,628.10

Finding the Fourth Proportional to 105,750.10, 158,313.50 and 92,628.10

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Solution

The fourth proportional to 105,750.10, 158,313.50 and 92,628.10 is: 138,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,750.10 : 158,313.50 = 92,628.10 : x
  2. Step 2: Convert to fraction form
    105,750.10/158,313.50 = 92,628.10/x
  3. Step 3: Cross multiply
    105,750.10x = 158,313.50 × 92,628.10
  4. Step 4: Simplify right side
    105,750.10x = 14,664,277,454.64
  5. Step 5: Solve for x
    x = 14,664,277,454.64/105,750.10
  6. Step 6: Final answer
    x = 138,669.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.