Home / 129,934.58-194,979.60-56,062.58

Finding the Fourth Proportional to 129,934.58, 194,979.60 and 56,062.58

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Solution

The fourth proportional to 129,934.58, 194,979.60 and 56,062.58 is: 84,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,934.58 : 194,979.60 = 56,062.58 : x
  2. Step 2: Convert to fraction form
    129,934.58/194,979.60 = 56,062.58/x
  3. Step 3: Cross multiply
    129,934.58x = 194,979.60 × 56,062.58
  4. Step 4: Simplify right side
    129,934.58x = 10,931,059,423.37
  5. Step 5: Solve for x
    x = 10,931,059,423.37/129,934.58
  6. Step 6: Final answer
    x = 84,127.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.