Home / 101,713.37-152,549.19-38,511.68

Finding the Fourth Proportional to 101,713.37, 152,549.19 and 38,511.68

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Solution

The fourth proportional to 101,713.37, 152,549.19 and 38,511.68 is: 57,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,713.37 : 152,549.19 = 38,511.68 : x
  2. Step 2: Convert to fraction form
    101,713.37/152,549.19 = 38,511.68/x
  3. Step 3: Cross multiply
    101,713.37x = 152,549.19 × 38,511.68
  4. Step 4: Simplify right side
    101,713.37x = 5,874,925,970.91
  5. Step 5: Solve for x
    x = 5,874,925,970.91/101,713.37
  6. Step 6: Final answer
    x = 57,759.63

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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.