Home / 32,869.62-45,365.77-31,776.12

Finding the Fourth Proportional to 32,869.62, 45,365.77 and 31,776.12

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Solution

The fourth proportional to 32,869.62, 45,365.77 and 31,776.12 is: 43,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,869.62 : 45,365.77 = 31,776.12 : x
  2. Step 2: Convert to fraction form
    32,869.62/45,365.77 = 31,776.12/x
  3. Step 3: Cross multiply
    32,869.62x = 45,365.77 × 31,776.12
  4. Step 4: Simplify right side
    32,869.62x = 1,441,548,151.41
  5. Step 5: Solve for x
    x = 1,441,548,151.41/32,869.62
  6. Step 6: Final answer
    x = 43,856.55

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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.