Home / 53,619.71-80,451.63-18,583.97

Finding the Fourth Proportional to 53,619.71, 80,451.63 and 18,583.97

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Solution

The fourth proportional to 53,619.71, 80,451.63 and 18,583.97 is: 27,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,619.71 : 80,451.63 = 18,583.97 : x
  2. Step 2: Convert to fraction form
    53,619.71/80,451.63 = 18,583.97/x
  3. Step 3: Cross multiply
    53,619.71x = 80,451.63 × 18,583.97
  4. Step 4: Simplify right side
    53,619.71x = 1,495,110,276.11
  5. Step 5: Solve for x
    x = 1,495,110,276.11/53,619.71
  6. Step 6: Final answer
    x = 27,883.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.