Home / 51,050.08-70,455.44-28,694.08

Finding the Fourth Proportional to 51,050.08, 70,455.44 and 28,694.08

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Solution

The fourth proportional to 51,050.08, 70,455.44 and 28,694.08 is: 39,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.08 : 70,455.44 = 28,694.08 : x
  2. Step 2: Convert to fraction form
    51,050.08/70,455.44 = 28,694.08/x
  3. Step 3: Cross multiply
    51,050.08x = 70,455.44 × 28,694.08
  4. Step 4: Simplify right side
    51,050.08x = 2,021,654,031.80
  5. Step 5: Solve for x
    x = 2,021,654,031.80/51,050.08
  6. Step 6: Final answer
    x = 39,601.39

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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.