Home / 37,125.02-55,688.16-12,167.72

Finding the Fourth Proportional to 37,125.02, 55,688.16 and 12,167.72

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Solution

The fourth proportional to 37,125.02, 55,688.16 and 12,167.72 is: 18,251.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,125.02 : 55,688.16 = 12,167.72 : x
  2. Step 2: Convert to fraction form
    37,125.02/55,688.16 = 12,167.72/x
  3. Step 3: Cross multiply
    37,125.02x = 55,688.16 × 12,167.72
  4. Step 4: Simplify right side
    37,125.02x = 677,597,938.20
  5. Step 5: Solve for x
    x = 677,597,938.20/37,125.02
  6. Step 6: Final answer
    x = 18,251.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.