Home / 132,924.74-183,389.82-85,204.40

Finding the Fourth Proportional to 132,924.74, 183,389.82 and 85,204.40

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Solution

The fourth proportional to 132,924.74, 183,389.82 and 85,204.40 is: 117,552.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,924.74 : 183,389.82 = 85,204.40 : x
  2. Step 2: Convert to fraction form
    132,924.74/183,389.82 = 85,204.40/x
  3. Step 3: Cross multiply
    132,924.74x = 183,389.82 × 85,204.40
  4. Step 4: Simplify right side
    132,924.74x = 15,625,619,579.21
  5. Step 5: Solve for x
    x = 15,625,619,579.21/132,924.74
  6. Step 6: Final answer
    x = 117,552.38

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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.