Home / 132,601.45-182,993.93-72,176.02

Finding the Fourth Proportional to 132,601.45, 182,993.93 and 72,176.02

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Solution

The fourth proportional to 132,601.45, 182,993.93 and 72,176.02 is: 99,605.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,601.45 : 182,993.93 = 72,176.02 : x
  2. Step 2: Convert to fraction form
    132,601.45/182,993.93 = 72,176.02/x
  3. Step 3: Cross multiply
    132,601.45x = 182,993.93 × 72,176.02
  4. Step 4: Simplify right side
    132,601.45x = 13,207,773,551.56
  5. Step 5: Solve for x
    x = 13,207,773,551.56/132,601.45
  6. Step 6: Final answer
    x = 99,605.05

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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.