Home / 67,828.27-93,583.51-39,145.63

Finding the Fourth Proportional to 67,828.27, 93,583.51 and 39,145.63

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Solution

The fourth proportional to 67,828.27, 93,583.51 and 39,145.63 is: 54,009.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,828.27 : 93,583.51 = 39,145.63 : x
  2. Step 2: Convert to fraction form
    67,828.27/93,583.51 = 39,145.63/x
  3. Step 3: Cross multiply
    67,828.27x = 93,583.51 × 39,145.63
  4. Step 4: Simplify right side
    67,828.27x = 3,663,385,456.56
  5. Step 5: Solve for x
    x = 3,663,385,456.56/67,828.27
  6. Step 6: Final answer
    x = 54,009.71

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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.