Home / 132,051.37-182,230.36-71,621.77

Finding the Fourth Proportional to 132,051.37, 182,230.36 and 71,621.77

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Solution

The fourth proportional to 132,051.37, 182,230.36 and 71,621.77 is: 98,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,051.37 : 182,230.36 = 71,621.77 : x
  2. Step 2: Convert to fraction form
    132,051.37/182,230.36 = 71,621.77/x
  3. Step 3: Cross multiply
    132,051.37x = 182,230.36 × 71,621.77
  4. Step 4: Simplify right side
    132,051.37x = 13,051,660,930.94
  5. Step 5: Solve for x
    x = 13,051,660,930.94/132,051.37
  6. Step 6: Final answer
    x = 98,837.75

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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.