Home / 37,192.30-51,345.39-28,675.74

Finding the Fourth Proportional to 37,192.30, 51,345.39 and 28,675.74

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Solution

The fourth proportional to 37,192.30, 51,345.39 and 28,675.74 is: 39,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,192.30 : 51,345.39 = 28,675.74 : x
  2. Step 2: Convert to fraction form
    37,192.30/51,345.39 = 28,675.74/x
  3. Step 3: Cross multiply
    37,192.30x = 51,345.39 × 28,675.74
  4. Step 4: Simplify right side
    37,192.30x = 1,472,367,053.84
  5. Step 5: Solve for x
    x = 1,472,367,053.84/37,192.30
  6. Step 6: Final answer
    x = 39,587.95

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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.