Home / 132,590.39-182,994.02-74,453.64

Finding the Fourth Proportional to 132,590.39, 182,994.02 and 74,453.64

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Solution

The fourth proportional to 132,590.39, 182,994.02 and 74,453.64 is: 102,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,590.39 : 182,994.02 = 74,453.64 : x
  2. Step 2: Convert to fraction form
    132,590.39/182,994.02 = 74,453.64/x
  3. Step 3: Cross multiply
    132,590.39x = 182,994.02 × 74,453.64
  4. Step 4: Simplify right side
    132,590.39x = 13,624,570,514.96
  5. Step 5: Solve for x
    x = 13,624,570,514.96/132,590.39
  6. Step 6: Final answer
    x = 102,756.85

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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.