Home / 40,984.38-56,189.80-40,237.16

Finding the Fourth Proportional to 40,984.38, 56,189.80 and 40,237.16

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Solution

The fourth proportional to 40,984.38, 56,189.80 and 40,237.16 is: 55,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,984.38 : 56,189.80 = 40,237.16 : x
  2. Step 2: Convert to fraction form
    40,984.38/56,189.80 = 40,237.16/x
  3. Step 3: Cross multiply
    40,984.38x = 56,189.80 × 40,237.16
  4. Step 4: Simplify right side
    40,984.38x = 2,260,917,742.32
  5. Step 5: Solve for x
    x = 2,260,917,742.32/40,984.38
  6. Step 6: Final answer
    x = 55,165.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.