Home / 101,852.15-152,786.39-38,702.52

Finding the Fourth Proportional to 101,852.15, 152,786.39 and 38,702.52

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Solution

The fourth proportional to 101,852.15, 152,786.39 and 38,702.52 is: 58,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,852.15 : 152,786.39 = 38,702.52 : x
  2. Step 2: Convert to fraction form
    101,852.15/152,786.39 = 38,702.52/x
  3. Step 3: Cross multiply
    101,852.15x = 152,786.39 × 38,702.52
  4. Step 4: Simplify right side
    101,852.15x = 5,913,218,121.19
  5. Step 5: Solve for x
    x = 5,913,218,121.19/101,852.15
  6. Step 6: Final answer
    x = 58,056.88

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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.