Home / 45,947.04-68,922.24-12,669.76

Finding the Fourth Proportional to 45,947.04, 68,922.24 and 12,669.76

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Solution

The fourth proportional to 45,947.04, 68,922.24 and 12,669.76 is: 19,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,947.04 : 68,922.24 = 12,669.76 : x
  2. Step 2: Convert to fraction form
    45,947.04/68,922.24 = 12,669.76/x
  3. Step 3: Cross multiply
    45,947.04x = 68,922.24 × 12,669.76
  4. Step 4: Simplify right side
    45,947.04x = 873,228,239.46
  5. Step 5: Solve for x
    x = 873,228,239.46/45,947.04
  6. Step 6: Final answer
    x = 19,005.10

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1.5x scale

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.