Home / 48,638.64-67,165.56-36,681.52

Finding the Fourth Proportional to 48,638.64, 67,165.56 and 36,681.52

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Solution

The fourth proportional to 48,638.64, 67,165.56 and 36,681.52 is: 50,653.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.64 : 67,165.56 = 36,681.52 : x
  2. Step 2: Convert to fraction form
    48,638.64/67,165.56 = 36,681.52/x
  3. Step 3: Cross multiply
    48,638.64x = 67,165.56 × 36,681.52
  4. Step 4: Simplify right side
    48,638.64x = 2,463,734,832.45
  5. Step 5: Solve for x
    x = 2,463,734,832.45/48,638.64
  6. Step 6: Final answer
    x = 50,653.86

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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.