Home / 40,155.58-55,418.61-23,387.50

Finding the Fourth Proportional to 40,155.58, 55,418.61 and 23,387.50

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Solution

The fourth proportional to 40,155.58, 55,418.61 and 23,387.50 is: 32,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,155.58 : 55,418.61 = 23,387.50 : x
  2. Step 2: Convert to fraction form
    40,155.58/55,418.61 = 23,387.50/x
  3. Step 3: Cross multiply
    40,155.58x = 55,418.61 × 23,387.50
  4. Step 4: Simplify right side
    40,155.58x = 1,296,102,741.38
  5. Step 5: Solve for x
    x = 1,296,102,741.38/40,155.58
  6. Step 6: Final answer
    x = 32,277.03

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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.