Home / 94,255.89-130,073.54-51,817.15

Finding the Fourth Proportional to 94,255.89, 130,073.54 and 51,817.15

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Solution

The fourth proportional to 94,255.89, 130,073.54 and 51,817.15 is: 71,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,255.89 : 130,073.54 = 51,817.15 : x
  2. Step 2: Convert to fraction form
    94,255.89/130,073.54 = 51,817.15/x
  3. Step 3: Cross multiply
    94,255.89x = 130,073.54 × 51,817.15
  4. Step 4: Simplify right side
    94,255.89x = 6,740,040,133.21
  5. Step 5: Solve for x
    x = 6,740,040,133.21/94,255.89
  6. Step 6: Final answer
    x = 71,507.89

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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.