Home / 175,669.56-242,424.90-100,218.06

Finding the Fourth Proportional to 175,669.56, 242,424.90 and 100,218.06

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Solution

The fourth proportional to 175,669.56, 242,424.90 and 100,218.06 is: 138,301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,669.56 : 242,424.90 = 100,218.06 : x
  2. Step 2: Convert to fraction form
    175,669.56/242,424.90 = 100,218.06/x
  3. Step 3: Cross multiply
    175,669.56x = 242,424.90 × 100,218.06
  4. Step 4: Simplify right side
    175,669.56x = 24,295,353,173.69
  5. Step 5: Solve for x
    x = 24,295,353,173.69/175,669.56
  6. Step 6: Final answer
    x = 138,301.44

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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.