Home / 101,975.83-152,929.24-38,780.93

Finding the Fourth Proportional to 101,975.83, 152,929.24 and 38,780.93

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Solution

The fourth proportional to 101,975.83, 152,929.24 and 38,780.93 is: 58,158.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,975.83 : 152,929.24 = 38,780.93 : x
  2. Step 2: Convert to fraction form
    101,975.83/152,929.24 = 38,780.93/x
  3. Step 3: Cross multiply
    101,975.83x = 152,929.24 × 38,780.93
  4. Step 4: Simplify right side
    101,975.83x = 5,930,738,436.76
  5. Step 5: Solve for x
    x = 5,930,738,436.76/101,975.83
  6. Step 6: Final answer
    x = 58,158.28

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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.