Home / 40,783.69-56,312.99-32,863.11

Finding the Fourth Proportional to 40,783.69, 56,312.99 and 32,863.11

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Solution

The fourth proportional to 40,783.69, 56,312.99 and 32,863.11 is: 45,376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.69 : 56,312.99 = 32,863.11 : x
  2. Step 2: Convert to fraction form
    40,783.69/56,312.99 = 32,863.11/x
  3. Step 3: Cross multiply
    40,783.69x = 56,312.99 × 32,863.11
  4. Step 4: Simplify right side
    40,783.69x = 1,850,619,984.80
  5. Step 5: Solve for x
    x = 1,850,619,984.80/40,783.69
  6. Step 6: Final answer
    x = 45,376.47

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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.