Home / 122,604.42-169,198.50-68,888.40

Finding the Fourth Proportional to 122,604.42, 169,198.50 and 68,888.40

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Solution

The fourth proportional to 122,604.42, 169,198.50 and 68,888.40 is: 95,068.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,604.42 : 169,198.50 = 68,888.40 : x
  2. Step 2: Convert to fraction form
    122,604.42/169,198.50 = 68,888.40/x
  3. Step 3: Cross multiply
    122,604.42x = 169,198.50 × 68,888.40
  4. Step 4: Simplify right side
    122,604.42x = 11,655,813,947.40
  5. Step 5: Solve for x
    x = 11,655,813,947.40/122,604.42
  6. Step 6: Final answer
    x = 95,068.46

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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.