Home / 32,973.58-45,478.43-28,382.17

Finding the Fourth Proportional to 32,973.58, 45,478.43 and 28,382.17

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Solution

The fourth proportional to 32,973.58, 45,478.43 and 28,382.17 is: 39,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,973.58 : 45,478.43 = 28,382.17 : x
  2. Step 2: Convert to fraction form
    32,973.58/45,478.43 = 28,382.17/x
  3. Step 3: Cross multiply
    32,973.58x = 45,478.43 × 28,382.17
  4. Step 4: Simplify right side
    32,973.58x = 1,290,776,389.68
  5. Step 5: Solve for x
    x = 1,290,776,389.68/32,973.58
  6. Step 6: Final answer
    x = 39,145.78

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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.