Home / 131,482.54-181,445.92-71,052.96

Finding the Fourth Proportional to 131,482.54, 181,445.92 and 71,052.96

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Solution

The fourth proportional to 131,482.54, 181,445.92 and 71,052.96 is: 98,053.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,482.54 : 181,445.92 = 71,052.96 : x
  2. Step 2: Convert to fraction form
    131,482.54/181,445.92 = 71,052.96/x
  3. Step 3: Cross multiply
    131,482.54x = 181,445.92 × 71,052.96
  4. Step 4: Simplify right side
    131,482.54x = 12,892,269,695.92
  5. Step 5: Solve for x
    x = 12,892,269,695.92/131,482.54
  6. Step 6: Final answer
    x = 98,053.09

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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.