Home / 42,305.04-63,463.01-14,212.98

Finding the Fourth Proportional to 42,305.04, 63,463.01 and 14,212.98

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Solution

The fourth proportional to 42,305.04, 63,463.01 and 14,212.98 is: 21,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,305.04 : 63,463.01 = 14,212.98 : x
  2. Step 2: Convert to fraction form
    42,305.04/63,463.01 = 14,212.98/x
  3. Step 3: Cross multiply
    42,305.04x = 63,463.01 × 14,212.98
  4. Step 4: Simplify right side
    42,305.04x = 901,998,420.80
  5. Step 5: Solve for x
    x = 901,998,420.80/42,305.04
  6. Step 6: Final answer
    x = 21,321.30

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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.