Home / 134,596.34-185,746.85-74,170.88

Finding the Fourth Proportional to 134,596.34, 185,746.85 and 74,170.88

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Solution

The fourth proportional to 134,596.34, 185,746.85 and 74,170.88 is: 102,357.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,596.34 : 185,746.85 = 74,170.88 : x
  2. Step 2: Convert to fraction form
    134,596.34/185,746.85 = 74,170.88/x
  3. Step 3: Cross multiply
    134,596.34x = 185,746.85 × 74,170.88
  4. Step 4: Simplify right side
    134,596.34x = 13,777,006,022.14
  5. Step 5: Solve for x
    x = 13,777,006,022.14/134,596.34
  6. Step 6: Final answer
    x = 102,357.96

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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.