Home / 105,006.62-157,481.68-38,447.10

Finding the Fourth Proportional to 105,006.62, 157,481.68 and 38,447.10

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Solution

The fourth proportional to 105,006.62, 157,481.68 and 38,447.10 is: 57,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,006.62 : 157,481.68 = 38,447.10 : x
  2. Step 2: Convert to fraction form
    105,006.62/157,481.68 = 38,447.10/x
  3. Step 3: Cross multiply
    105,006.62x = 157,481.68 × 38,447.10
  4. Step 4: Simplify right side
    105,006.62x = 6,054,713,803.01
  5. Step 5: Solve for x
    x = 6,054,713,803.01/105,006.62
  6. Step 6: Final answer
    x = 57,660.30

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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.