Home / 67,633.44-101,462.91-20,875.38

Finding the Fourth Proportional to 67,633.44, 101,462.91 and 20,875.38

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Solution

The fourth proportional to 67,633.44, 101,462.91 and 20,875.38 is: 31,317.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,633.44 : 101,462.91 = 20,875.38 : x
  2. Step 2: Convert to fraction form
    67,633.44/101,462.91 = 20,875.38/x
  3. Step 3: Cross multiply
    67,633.44x = 101,462.91 × 20,875.38
  4. Step 4: Simplify right side
    67,633.44x = 2,118,076,802.16
  5. Step 5: Solve for x
    x = 2,118,076,802.16/67,633.44
  6. Step 6: Final answer
    x = 31,317.01

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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.