Home / 64,542.72-89,135.04-44,451.84

Finding the Fourth Proportional to 64,542.72, 89,135.04 and 44,451.84

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Solution

The fourth proportional to 64,542.72, 89,135.04 and 44,451.84 is: 61,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,542.72 : 89,135.04 = 44,451.84 : x
  2. Step 2: Convert to fraction form
    64,542.72/89,135.04 = 44,451.84/x
  3. Step 3: Cross multiply
    64,542.72x = 89,135.04 × 44,451.84
  4. Step 4: Simplify right side
    64,542.72x = 3,962,216,536.47
  5. Step 5: Solve for x
    x = 3,962,216,536.47/64,542.72
  6. Step 6: Final answer
    x = 61,389.05

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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.