Home / 89,551.80-123,578.93-48,714.64

Finding the Fourth Proportional to 89,551.80, 123,578.93 and 48,714.64

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Solution

The fourth proportional to 89,551.80, 123,578.93 and 48,714.64 is: 67,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,551.80 : 123,578.93 = 48,714.64 : x
  2. Step 2: Convert to fraction form
    89,551.80/123,578.93 = 48,714.64/x
  3. Step 3: Cross multiply
    89,551.80x = 123,578.93 × 48,714.64
  4. Step 4: Simplify right side
    89,551.80x = 6,020,102,899.37
  5. Step 5: Solve for x
    x = 6,020,102,899.37/89,551.80
  6. Step 6: Final answer
    x = 67,224.81

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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.