Home / 112,946.78-169,434.87-34,068.98

Finding the Fourth Proportional to 112,946.78, 169,434.87 and 34,068.98

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Solution

The fourth proportional to 112,946.78, 169,434.87 and 34,068.98 is: 51,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,946.78 : 169,434.87 = 34,068.98 : x
  2. Step 2: Convert to fraction form
    112,946.78/169,434.87 = 34,068.98/x
  3. Step 3: Cross multiply
    112,946.78x = 169,434.87 × 34,068.98
  4. Step 4: Simplify right side
    112,946.78x = 5,772,473,197.33
  5. Step 5: Solve for x
    x = 5,772,473,197.33/112,946.78
  6. Step 6: Final answer
    x = 51,107.90

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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.