Home / 73,682.02-101,681.18-40,148.02

Finding the Fourth Proportional to 73,682.02, 101,681.18 and 40,148.02

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Solution

The fourth proportional to 73,682.02, 101,681.18 and 40,148.02 is: 55,404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,682.02 : 101,681.18 = 40,148.02 : x
  2. Step 2: Convert to fraction form
    73,682.02/101,681.18 = 40,148.02/x
  3. Step 3: Cross multiply
    73,682.02x = 101,681.18 × 40,148.02
  4. Step 4: Simplify right side
    73,682.02x = 4,082,297,539.86
  5. Step 5: Solve for x
    x = 4,082,297,539.86/73,682.02
  6. Step 6: Final answer
    x = 55,404.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.