Home / 37,612.08-56,420.90-12,652.03

Finding the Fourth Proportional to 37,612.08, 56,420.90 and 12,652.03

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Solution

The fourth proportional to 37,612.08, 56,420.90 and 12,652.03 is: 18,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,612.08 : 56,420.90 = 12,652.03 : x
  2. Step 2: Convert to fraction form
    37,612.08/56,420.90 = 12,652.03/x
  3. Step 3: Cross multiply
    37,612.08x = 56,420.90 × 12,652.03
  4. Step 4: Simplify right side
    37,612.08x = 713,838,919.43
  5. Step 5: Solve for x
    x = 713,838,919.43/37,612.08
  6. Step 6: Final answer
    x = 18,978.98

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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.