Home / 132,601.79-182,994.32-72,176.36

Finding the Fourth Proportional to 132,601.79, 182,994.32 and 72,176.36

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Solution

The fourth proportional to 132,601.79, 182,994.32 and 72,176.36 is: 99,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,601.79 : 182,994.32 = 72,176.36 : x
  2. Step 2: Convert to fraction form
    132,601.79/182,994.32 = 72,176.36/x
  3. Step 3: Cross multiply
    132,601.79x = 182,994.32 × 72,176.36
  4. Step 4: Simplify right side
    132,601.79x = 13,207,863,183.74
  5. Step 5: Solve for x
    x = 13,207,863,183.74/132,601.79
  6. Step 6: Final answer
    x = 99,605.46

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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.