Home / 94,103.89-129,863.58-51,665.15

Finding the Fourth Proportional to 94,103.89, 129,863.58 and 51,665.15

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Solution

The fourth proportional to 94,103.89, 129,863.58 and 51,665.15 is: 71,298.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,103.89 : 129,863.58 = 51,665.15 : x
  2. Step 2: Convert to fraction form
    94,103.89/129,863.58 = 51,665.15/x
  3. Step 3: Cross multiply
    94,103.89x = 129,863.58 × 51,665.15
  4. Step 4: Simplify right side
    94,103.89x = 6,709,421,340.24
  5. Step 5: Solve for x
    x = 6,709,421,340.24/94,103.89
  6. Step 6: Final answer
    x = 71,298.03

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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.