Home / 40,644.36-56,191.86-30,017.16

Finding the Fourth Proportional to 40,644.36, 56,191.86 and 30,017.16

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Solution

The fourth proportional to 40,644.36, 56,191.86 and 30,017.16 is: 41,499.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,644.36 : 56,191.86 = 30,017.16 : x
  2. Step 2: Convert to fraction form
    40,644.36/56,191.86 = 30,017.16/x
  3. Step 3: Cross multiply
    40,644.36x = 56,191.86 × 30,017.16
  4. Step 4: Simplify right side
    40,644.36x = 1,686,720,052.32
  5. Step 5: Solve for x
    x = 1,686,720,052.32/40,644.36
  6. Step 6: Final answer
    x = 41,499.49

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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.