Home / 45,017.37-67,529.88-11,737.44

Finding the Fourth Proportional to 45,017.37, 67,529.88 and 11,737.44

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Solution

The fourth proportional to 45,017.37, 67,529.88 and 11,737.44 is: 17,607.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,017.37 : 67,529.88 = 11,737.44 : x
  2. Step 2: Convert to fraction form
    45,017.37/67,529.88 = 11,737.44/x
  3. Step 3: Cross multiply
    45,017.37x = 67,529.88 × 11,737.44
  4. Step 4: Simplify right side
    45,017.37x = 792,627,914.71
  5. Step 5: Solve for x
    x = 792,627,914.71/45,017.37
  6. Step 6: Final answer
    x = 17,607.16

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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.