Home / 132,878.37-183,446.78-92,101.76

Finding the Fourth Proportional to 132,878.37, 183,446.78 and 92,101.76

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Solution

The fourth proportional to 132,878.37, 183,446.78 and 92,101.76 is: 127,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,878.37 : 183,446.78 = 92,101.76 : x
  2. Step 2: Convert to fraction form
    132,878.37/183,446.78 = 92,101.76/x
  3. Step 3: Cross multiply
    132,878.37x = 183,446.78 × 92,101.76
  4. Step 4: Simplify right side
    132,878.37x = 16,895,770,614.52
  5. Step 5: Solve for x
    x = 16,895,770,614.52/132,878.37
  6. Step 6: Final answer
    x = 127,152.15

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1.5x scale

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.