Home / 49,659.08-74,486.79-16,378.20

Finding the Fourth Proportional to 49,659.08, 74,486.79 and 16,378.20

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Solution

The fourth proportional to 49,659.08, 74,486.79 and 16,378.20 is: 24,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,659.08 : 74,486.79 = 16,378.20 : x
  2. Step 2: Convert to fraction form
    49,659.08/74,486.79 = 16,378.20/x
  3. Step 3: Cross multiply
    49,659.08x = 74,486.79 × 16,378.20
  4. Step 4: Simplify right side
    49,659.08x = 1,219,959,543.98
  5. Step 5: Solve for x
    x = 1,219,959,543.98/49,659.08
  6. Step 6: Final answer
    x = 24,566.70

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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.