Home / 45,681.40-68,522.10-16,132.60

Finding the Fourth Proportional to 45,681.40, 68,522.10 and 16,132.60

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Solution

The fourth proportional to 45,681.40, 68,522.10 and 16,132.60 is: 24,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681.40 : 68,522.10 = 16,132.60 : x
  2. Step 2: Convert to fraction form
    45,681.40/68,522.10 = 16,132.60/x
  3. Step 3: Cross multiply
    45,681.40x = 68,522.10 × 16,132.60
  4. Step 4: Simplify right side
    45,681.40x = 1,105,439,630.46
  5. Step 5: Solve for x
    x = 1,105,439,630.46/45,681.40
  6. Step 6: Final answer
    x = 24,198.90

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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.