Home / 94,063.12-129,801.90-51,618.28

Finding the Fourth Proportional to 94,063.12, 129,801.90 and 51,618.28

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Solution

The fourth proportional to 94,063.12, 129,801.90 and 51,618.28 is: 71,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,063.12 : 129,801.90 = 51,618.28 : x
  2. Step 2: Convert to fraction form
    94,063.12/129,801.90 = 51,618.28/x
  3. Step 3: Cross multiply
    94,063.12x = 129,801.90 × 51,618.28
  4. Step 4: Simplify right side
    94,063.12x = 6,700,150,818.73
  5. Step 5: Solve for x
    x = 6,700,150,818.73/94,063.12
  6. Step 6: Final answer
    x = 71,230.37

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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.