Home / 45,661.20-68,502.60-14,496.45

Finding the Fourth Proportional to 45,661.20, 68,502.60 and 14,496.45

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Solution

The fourth proportional to 45,661.20, 68,502.60 and 14,496.45 is: 21,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661.20 : 68,502.60 = 14,496.45 : x
  2. Step 2: Convert to fraction form
    45,661.20/68,502.60 = 14,496.45/x
  3. Step 3: Cross multiply
    45,661.20x = 68,502.60 × 14,496.45
  4. Step 4: Simplify right side
    45,661.20x = 993,044,515.77
  5. Step 5: Solve for x
    x = 993,044,515.77/45,661.20
  6. Step 6: Final answer
    x = 21,748.10

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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.