Home / 40,840.47-56,313.63-29,489.94

Finding the Fourth Proportional to 40,840.47, 56,313.63 and 29,489.94

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Solution

The fourth proportional to 40,840.47, 56,313.63 and 29,489.94 is: 40,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,840.47 : 56,313.63 = 29,489.94 : x
  2. Step 2: Convert to fraction form
    40,840.47/56,313.63 = 29,489.94/x
  3. Step 3: Cross multiply
    40,840.47x = 56,313.63 × 29,489.94
  4. Step 4: Simplify right side
    40,840.47x = 1,660,685,569.88
  5. Step 5: Solve for x
    x = 1,660,685,569.88/40,840.47
  6. Step 6: Final answer
    x = 40,662.74

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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.