Home / 132,943.36-183,278.08-106,176

Finding the Fourth Proportional to 132,943.36, 183,278.08 and 106,176

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Solution

The fourth proportional to 132,943.36, 183,278.08 and 106,176 is: 146,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,943.36 : 183,278.08 = 106,176 : x
  2. Step 2: Convert to fraction form
    132,943.36/183,278.08 = 106,176/x
  3. Step 3: Cross multiply
    132,943.36x = 183,278.08 × 106,176
  4. Step 4: Simplify right side
    132,943.36x = 19,459,733,422.08
  5. Step 5: Solve for x
    x = 19,459,733,422.08/132,943.36
  6. Step 6: Final answer
    x = 146,376.12

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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.