Home / 132,799.86-183,256.74-76,207.50

Finding the Fourth Proportional to 132,799.86, 183,256.74 and 76,207.50

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Solution

The fourth proportional to 132,799.86, 183,256.74 and 76,207.50 is: 105,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,799.86 : 183,256.74 = 76,207.50 : x
  2. Step 2: Convert to fraction form
    132,799.86/183,256.74 = 76,207.50/x
  3. Step 3: Cross multiply
    132,799.86x = 183,256.74 × 76,207.50
  4. Step 4: Simplify right side
    132,799.86x = 13,965,538,013.55
  5. Step 5: Solve for x
    x = 13,965,538,013.55/132,799.86
  6. Step 6: Final answer
    x = 105,162.29

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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.