Home / 37,242.16-51,392.88-20,475.04

Finding the Fourth Proportional to 37,242.16, 51,392.88 and 20,475.04

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Solution

The fourth proportional to 37,242.16, 51,392.88 and 20,475.04 is: 28,254.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242.16 : 51,392.88 = 20,475.04 : x
  2. Step 2: Convert to fraction form
    37,242.16/51,392.88 = 20,475.04/x
  3. Step 3: Cross multiply
    37,242.16x = 51,392.88 × 20,475.04
  4. Step 4: Simplify right side
    37,242.16x = 1,052,271,273.72
  5. Step 5: Solve for x
    x = 1,052,271,273.72/37,242.16
  6. Step 6: Final answer
    x = 28,254.84

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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.