Home / 42,549.01-63,825.91-12,967.81

Finding the Fourth Proportional to 42,549.01, 63,825.91 and 12,967.81

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Solution

The fourth proportional to 42,549.01, 63,825.91 and 12,967.81 is: 19,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,549.01 : 63,825.91 = 12,967.81 : x
  2. Step 2: Convert to fraction form
    42,549.01/63,825.91 = 12,967.81/x
  3. Step 3: Cross multiply
    42,549.01x = 63,825.91 × 12,967.81
  4. Step 4: Simplify right side
    42,549.01x = 827,682,026.51
  5. Step 5: Solve for x
    x = 827,682,026.51/42,549.01
  6. Step 6: Final answer
    x = 19,452.44

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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.