Home / 237,871.20-328,277.44-157,157.12

Finding the Fourth Proportional to 237,871.20, 328,277.44 and 157,157.12

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Solution

The fourth proportional to 237,871.20, 328,277.44 and 157,157.12 is: 216,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,871.20 : 328,277.44 = 157,157.12 : x
  2. Step 2: Convert to fraction form
    237,871.20/328,277.44 = 157,157.12/x
  3. Step 3: Cross multiply
    237,871.20x = 328,277.44 × 157,157.12
  4. Step 4: Simplify right side
    237,871.20x = 51,591,137,031.37
  5. Step 5: Solve for x
    x = 51,591,137,031.37/237,871.20
  6. Step 6: Final answer
    x = 216,886.86

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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.