Home / 118,146.91-176,467.16-106,885.03

Finding the Fourth Proportional to 118,146.91, 176,467.16 and 106,885.03

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Solution

The fourth proportional to 118,146.91, 176,467.16 and 106,885.03 is: 159,646.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,146.91 : 176,467.16 = 106,885.03 : x
  2. Step 2: Convert to fraction form
    118,146.91/176,467.16 = 106,885.03/x
  3. Step 3: Cross multiply
    118,146.91x = 176,467.16 × 106,885.03
  4. Step 4: Simplify right side
    118,146.91x = 18,861,697,690.61
  5. Step 5: Solve for x
    x = 18,861,697,690.61/118,146.91
  6. Step 6: Final answer
    x = 159,646.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.