Home / 51,772.08-77,641.44-16,703.52

Finding the Fourth Proportional to 51,772.08, 77,641.44 and 16,703.52

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Solution

The fourth proportional to 51,772.08, 77,641.44 and 16,703.52 is: 25,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,772.08 : 77,641.44 = 16,703.52 : x
  2. Step 2: Convert to fraction form
    51,772.08/77,641.44 = 16,703.52/x
  3. Step 3: Cross multiply
    51,772.08x = 77,641.44 × 16,703.52
  4. Step 4: Simplify right side
    51,772.08x = 1,296,885,345.87
  5. Step 5: Solve for x
    x = 1,296,885,345.87/51,772.08
  6. Step 6: Final answer
    x = 25,049.90

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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.