Home / 132,924.80-183,497.65-81,946.64

Finding the Fourth Proportional to 132,924.80, 183,497.65 and 81,946.64

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Solution

The fourth proportional to 132,924.80, 183,497.65 and 81,946.64 is: 113,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,924.80 : 183,497.65 = 81,946.64 : x
  2. Step 2: Convert to fraction form
    132,924.80/183,497.65 = 81,946.64/x
  3. Step 3: Cross multiply
    132,924.80x = 183,497.65 × 81,946.64
  4. Step 4: Simplify right side
    132,924.80x = 15,037,015,865.40
  5. Step 5: Solve for x
    x = 15,037,015,865.40/132,924.80
  6. Step 6: Final answer
    x = 113,124.23

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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.