Home / 179,905.48-248,264.58-99,331.48

Finding the Fourth Proportional to 179,905.48, 248,264.58 and 99,331.48

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Solution

The fourth proportional to 179,905.48, 248,264.58 and 99,331.48 is: 137,074.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,905.48 : 248,264.58 = 99,331.48 : x
  2. Step 2: Convert to fraction form
    179,905.48/248,264.58 = 99,331.48/x
  3. Step 3: Cross multiply
    179,905.48x = 248,264.58 × 99,331.48
  4. Step 4: Simplify right side
    179,905.48x = 24,660,488,162.98
  5. Step 5: Solve for x
    x = 24,660,488,162.98/179,905.48
  6. Step 6: Final answer
    x = 137,074.69

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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.