Home / 119,278.92-164,604.96-65,563.50

Finding the Fourth Proportional to 119,278.92, 164,604.96 and 65,563.50

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Solution

The fourth proportional to 119,278.92, 164,604.96 and 65,563.50 is: 90,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,278.92 : 164,604.96 = 65,563.50 : x
  2. Step 2: Convert to fraction form
    119,278.92/164,604.96 = 65,563.50/x
  3. Step 3: Cross multiply
    119,278.92x = 164,604.96 × 65,563.50
  4. Step 4: Simplify right side
    119,278.92x = 10,792,077,294.96
  5. Step 5: Solve for x
    x = 10,792,077,294.96/119,278.92
  6. Step 6: Final answer
    x = 90,477.66

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1.5x scale

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.