Home / 42,164.98-63,247.47-14,463.22

Finding the Fourth Proportional to 42,164.98, 63,247.47 and 14,463.22

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Solution

The fourth proportional to 42,164.98, 63,247.47 and 14,463.22 is: 21,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,164.98 : 63,247.47 = 14,463.22 : x
  2. Step 2: Convert to fraction form
    42,164.98/63,247.47 = 14,463.22/x
  3. Step 3: Cross multiply
    42,164.98x = 63,247.47 × 14,463.22
  4. Step 4: Simplify right side
    42,164.98x = 914,762,073.05
  5. Step 5: Solve for x
    x = 914,762,073.05/42,164.98
  6. Step 6: Final answer
    x = 21,694.83

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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.