Home / 64,848.24-89,532.23-40,682.34

Finding the Fourth Proportional to 64,848.24, 89,532.23 and 40,682.34

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Solution

The fourth proportional to 64,848.24, 89,532.23 and 40,682.34 is: 56,167.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,848.24 : 89,532.23 = 40,682.34 : x
  2. Step 2: Convert to fraction form
    64,848.24/89,532.23 = 40,682.34/x
  3. Step 3: Cross multiply
    64,848.24x = 89,532.23 × 40,682.34
  4. Step 4: Simplify right side
    64,848.24x = 3,642,380,418.41
  5. Step 5: Solve for x
    x = 3,642,380,418.41/64,848.24
  6. Step 6: Final answer
    x = 56,167.76

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1.5x scale

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.